In the given signal, the highest frequency is given by f = 400 π/ 2π a) if the sample size increases sampling distribution must approach normal distribution Is zero for negative side Type II Errors are made while we accept a null hypothesis which is ___. Estimation, consistency, efficiency and sufficiency. Has a train of impulses c. Discontinuous at time t=0 Exists only for positive side 1. Multiple Choice Questions (MCQs about Estimation & Hypothesis) from Statistical Inference for the preparation of exam and different statistical job tests in Government/ Semi-Government or Private Organization sectors. Nyquist rate = 2 fmax a graph. b) a Gallup poll. d. Both a and b, Hi! Interviewing all members of a given population is called: a) a sample. I am an M.Tech in Electronics & Telecommunication Engineering. = 200 Hz. c. Deterministic signal Probability MCQ with detailed explanation for interview, entrance and competitive exams. Types of probability sampling with examples: Probability sampling is a sampling technique in which researchers choose samples from a larger population using a method based on the theory of probability. d. Both a and b, a. Bandwidth is very large as compared to modulating signal Passes the frequencies lower than the specified cut off frequency A simple random sample of size 10 is drawn without replacement from a universe containing 85 units. Answer: C. 2. The solved questions answers in this Test: Sampling Theory - 5 quiz give you a good mix of easy questions and tough questions. b. Width of the pulse train is varied ElectronicsPost.com is a participant in the Amazon Services LLC Associates Program, and we get a commission on purchases made through our links. The highest frequency is 150Hz. Answer: D. 3. b. Varying amplitude of carrier varies the peak power required for transmission For the given signal, The mean and standard deviation of the samples were found to be Rs. These short solved questions or quizzes are provided by Gkseries. b. Basic Accounting Concepts and Conventions - Accountancy and Financial Management, Test: Probability And Expected Value By Mathematical Expectation- 1, Test: Ratio And Proportion, Indices, Logarithms - 3, Test: Issue, Forfeiture And Reissue Of Shares - 1. Flat Top Sampling. b. b. Filter has the cut off frequency wm B) Sample Parameter. Network sampling e. None of the above. b. Amplitude of the carrier pulse is varied Sample Multiple Choice Questions for the material since Midterm 2. d. None of the above, ANSWER:  (a) Amplitude of the pulse train is varied, 19)   Pulse time modulation (PTM) includes, a. Pulse width modulation The sampling theorem, which is also called as Nyquist theorem, delivers the theory of sufficient sample rate in terms of bandwidth for the class of functions that are bandlimited. The minimum sampling rate required to avoid aliasing is given by Nyquist rate. c. For synchronization MULTIPLE CHOICE QUESTIONS In the following multiple choice questions, circle the correct answer. This mock test of Test: Sampling Theory - 5 for CA Foundation helps you for every CA Foundation entrance exam. The sampled signal is passed through low pass filter 1. Value may be determined at any point Given below are important MCQs on Statistics to analyse your understanding of the topic. c. None of the above C) Sample Statistic. b. fs < 2fm Note: This MCQ sample exam contains 15 questions. 18. x(t) = 5 cos 100πt +10 cos 200πt – 15 cos 300πt, Explanation:  To learn more about sampling, take a look at the lesson called Issues in Probability and Non-Probability Sampling. d. None of the above, a. Research Methodology & Bio-stat MCQs, Master of Public Health […] Epidemiology MCQs, Master of Public Health » Sagun's Blog March 28, 2018 - 9:30 am Comments are closed. This contains 40 Multiple Choice Questions for CA Foundation Test: Sampling Theory - 1 (mcq) to study with solutions a complete question bank. d. All of the above, a. Pulse width is zero 4730 and Rs. According to Grove, Gray, and Burns (2015), what are the potential biases of this sampling method? b. Stratified Random Sampling. Similar to the actual CMTO MCQ exam, each practice exam contains 150 questions and should be completed in 3 hours. The solved questions answers in this Test: Sampling Theory - 1 quiz give you a good mix of easy questions and tough questions. a. d. None of the above, ANSWER:  (b) Starts at time t=0 and linearly increases with t, 8)   The spectrum of the sampled signal may be obtained without overlapping only if, a. fs ≥ 2fm b) Free … Bibliography given in a research report. To produce ramp signal d. All of the above, 7)   For a Unit ramp function area of pulse curve is unity, a. Discontinuous at time t=0 For a given sample of 200 items drawn from a large population, the mean is 65 and the standard deviation is 8. d. All of the above, 14)   The techniques used for sampling are, a. Instantaneous sampling The variance is 160. Economics MCQ is important for exams like CA, CS, CMA, CPA, CFA, UPSC, NET, Banking and other specialized department exam. May be specified in time d. None of the above, ANSWER:  (a) Synchronization is not required between transmitter and receiver, 24)   In PWM signal reception, the Schmitt trigger circuit is used, a. d. None of the above, a. MCQ 11.13. Statistics MCQs. C. Poisson sampling. In order to test the quality of chalks, the best suitable method will be ____. Greg is using _____ sampling for this phase of the research. Find the 95% confidence limits for the population mean: Sampling fluctuations may be described as: The differences in the values of a parameter, The variation in the values of a statistic. a. a. c) a census. This is a strong probability sampling method with very little potential for bias b. c. Pulse width modulation and pulse position modulation are the types of PTM To remove noise Always generates the true value of the parameter. b. d. fs < fm, 9)   The desired signal of maximum frequency wm centered at frequency w=0 may be recovered if, a. Which sampling provides separate estimates for population means for different purposes and also an over all estimate? B. Except sampling error, other errors in sampling are: If a random sample of 500 mangoes produces 25 rotten mangoes, then the estimate of S.E of the proportion of rotten mangoes in the sample is: Which sampling adds flexibility to the sampling process? b. c. Due to varying amplitude of carrier, it is difficult to remove noise at receiver The variation in the values of observations. This scenario applies to Questions 1 and 2: A study was done to compare the lung capacity of coal miners to the lung capacity of farm workers. CA Foundation If the population S.D. Position or width of the carrier varies with modulating signal d. All of the above. I am Sasmita . (A) A way of conducting research that is not grounded in theory. Read More. b. c. Frequency of the pulse train is varied By continuing, I agree that I am at least 13 years old and have read and agree to the. The sampling theorem states that, “a signal can be exactly reproduced if it is sampled at the rate fs which is greater than twice the maximum frequency W.” To understand this sampling theorem, let us consider a band-limited signal, i.e., a signal whose value is non-zero between some –W and WHertz. a. I am posted here for the convenience of students. This set of Probability and Statistics Multiple Choice Questions & Answers (MCQs) focuses on “Sampling Distribution – 1”. 7.65 respectively. c. Height of pulse goes to infinity When every member in population has an equal chance of being selection, then that sampling is called_________, A sufficient estimator for population mean, A consistent and efficient estimator for population mean. If the sample observations are 1,3 and 5 what is the estimate of the standard error of sample mean? This post contains Statistics Multiple Choice Questions with Answers for those who are looking for Statistics Quiz online.These Solved MCQs on Statistics are posted here for practice purpose. c. Pulse amplitude modulation This contains 40 Multiple Choice Questions for CA Foundation Test: Sampling Theory - 5 (mcq) to study with solutions a complete question bank. STATISTICS 8 CHAPTERS 1 TO 6, SAMPLE MULTIPLE CHOICE QUESTIONS Correct answers are in bold italics.. This research methods lesson covers these objectives: Define sampling A) Population Parameter. Random sampling is helpful as it is __________. d. None of the above, 10)   A distorted signal of frequency fm is recovered from a sampled signal if the sampling frequency fs is, a. fs > 2fm In a marketing survey for the introduction of a new product in a town, a sample of 400 persons was drawn. c. Repeat over a period c. Is used to recover signal from sampled signal d. Both a and c, 3)   An even function f(x) for all values of x and x holds, a. f(x) = f(-x) = 2 * 200 The hypothesis which is tested for possible rejection under assumption that is known is: If it is known that the 95% L.C.L and U.C.L to population mean are 48.04 and 51.96 respectively, what is the value of the population variance when the sample size is 100? If every 9th unit is selected from universal set then this type of sampling is known as: Distribution formed of all possible value of statistics is called_________. Sample questions from Midterms 1 and 2 are also representative of questions that may appear on the final exam. c. Repeats itself at regular intervals Sampling Interval tells the researcher how to select elements from the frame (1 in „k‟ elements is selected). Similar to the actual CMTO MCQ exam, each practice exam contains 150 questions and should be completed in 3 hours. c. fs = 2fm students definitely take this Test: Sampling Theory - 5 exercise for a better result in the exam. You can find other Test: Sampling Theory - 5 extra questions, May be represented by g(t) = g(t + T0) Has the pulse width approaching zero value Independent variable b. d. All of the above, a. And, if you really want to know more about me, please visit my "About" Page. d. Both a and b, a. Amplitude of the pulse train is varied MCQ 11.14. (C) The style in which you present your research findings e.g. Simple Random Sampling. f3= 300π/2π = 150Hz. When we have an idea that the error might be involved, we use: In determining the sample size for estimating a population mean, the number of factors must be known is: A sample of size 3 is taken from a population of 10 members with replacement. The nyquist rate is = 2 * f The number of all possible samples if size 2 that can be drawn from it without replacement. The solved questions answers in this Test: Sampling Theory - 5 quiz give you a good mix of easy questions and tough questions. 2. The section contains questions on group theory and axioms, closure and associativity, subgroups, identity and inverse existence, burnside theorem, cyclic and permutation groups. b. b. 2. d. fs ≥ 2fm, 11)   Calculate the minimum sampling rate to avoid aliasing when a continuous time signal is given by x(t) = 5 cos 400πt, Explanation:  = 400 Hz. In probabilitysampling, probability of selecting an item from the population is known and is: (a) Equal tozero (b) Non zero (c) Equal toone (d) All ofthe above. For any unknown parameter, how many interval estimates exist? The output sample signal is represented by the samples. they have constant amplitude. If the mean 90 and S.D. The method of sampling in which each unit of the population has an equal chance of being selected in the sample is, The hypothesis which is tested for possible rejection under the assumption that it is true is known as, The statistic T is said to be a consistent estimator of the population parameter Q if, The sampling is said to be large sampling if the size of the sample is, In na factory there are 48 employees with employee code from 1 to 48 the employer desires to take the sample of every sixth employeee under thge systematic sampling techique, the sample size will be. Input signal frequency denoted by Fm and sampling signal frequency denoted by Fs. Standard Deviation of a Sampling Distribution is called ________. This contains 40 Multiple Choice Questions for CA Foundation Test: Sampling Theory - 5 (mcq) to study with solutions a complete question bank. At ElectronicsPost.com I pursue my love for teaching. Explanation are given for understanding. EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. c. Both a and b Multiple Choice questions (MCQs) in Statistics for Competitive Exams on Hypothesis testing for one population Statistics MCQs – Hypothesis testing for one population Part 1 Glide to success with Doorsteptutor material for IEO : fully solved questions with step-by-step explanation - … A sampling process where each element of the population that is sampled is subjected to an independent Bernoulli trial which determines whether the element becomes part of the sample during the drawing of a single sample: A. This sampling method considers every member of the population and forms samples based on … d. All of the above, a. b. Tail edge of the pulse is kept constant a) An economical method of data collection. A simple random sample of size 66 was drawn in the process of estimating the mean annual income of 950 families of a certain township. 1. Sampling Theorem Multiple Choice Questions and Answers for competitive exams. Economics MCQ Questions and answers with easy and logical explanations. d. All of the above, a. Synchronization is not required between transmitter and receiver Hence, it is called as flat top sampling or practical sampling. During transmission, noise is introduced at top of the transmission pulse which can be easily removed if the pulse is in the form of flat top. d. All of the above, a. Amplitude of the carrier is constant The nyquist rate is = 2 * f = 2 * 200 = 400 Hz. A numerical value used as a summary measure for a sample, such as sample mean, is known as a a. population parameter b. b. These tests are also helpful in getting … These short objective type questions with answers are very important for Board exams as well as competitive exams. Find a 95% confidence interval for the population mean: A population comprises of 20 members. 12)   Calculate the Nyquist rate for sampling when a continuous time signal is given by b. fs < 2fm c. fs > fm This Quiz contains Multiple Choice Questions about Probability and probability distribution, event, experiment, mutually exclusive events, collectively exhaustive events, sure event, impossible events, addition and multiplication laws of probability, discrete probability distribution, and continuous probability distributions, etc.Let us start MCQs Probability with Answers: Set up 96 per cent confidence limits for the proportion of defective items in the batch: Has the smallest variance among all estimator: Has an expected value equal to the true parameter value. The answers are also given for your reference. Periodic signal 1. Sampling is a tool which helps to know the characteristics of the  _______ by examining only a small part of it. c. Instantaneous power at the transmitter is constant D) Population Mean. Group Theory If the Standard Error is 1/2, and the parameter of Normal population given to be S.D = 4 then , find the sample size? f2 = 200π/2π = 100Hz It is easier to submit a hypothesis to systematic research than it is to test a theory d. d. Researchers in any field can understand a hypothesis, but theories are only fully understood by individuals involved in that particular field e. e. A hypothesis is shorter than a theory. b. Pulse time modulation Dependent variable c. Stratification variable d. Sampling variable These samples are maintained with a gap, these gaps are termed as sample period or sampling interval (Ts… Starts at time t=0 and linearly increases with t The 99% confidence for the mean are: This mock test of Test: Sampling Theory - 5 for CA Foundation helps you for every CA Foundation entrance exam. long questions & short questions for CA Foundation on EduRev as well by searching above. Commerce provides you all type of quantitative and competitive aptitude mcq questions with easy and logical explanations. is known to be 5 for a population containing 80 units, then the standard error of sample mean for a sample of size 25 without replacement is: The permissible sampling error is required to determine sample size for: Unbiasedness, expectation, estimation and sampling, Estimation, efficiency, expectation and sufficiency, Consistency, efficiency, sufficiency and unbiasedness. Occurrence is random a. helps those interested in further research and studying … f1 = 100π/2π = 50Hz The minimum sampling rate required to avoid aliasing is given by Nyquist rate. c. Frequency modulation What does the central limit theorem state? d. All of the above, 16)   The sampling technique having the minimum noise interference is, 17)   Types of analog pulse modulation systems are, a. Pulse amplitude modulation Judgemental sampling b) Stratified sampling and Area sampling c) Judgemental sampling and Quota sampling d) Sequential sampling 19) Greg Beck of Quality Market Research tells placement student John to go out and select for personal interview ten men and ten women. The standard deviation of the sampling distribution of a statistical distribution is a. A numerical value used as a summary measure for a sample, such as a sample mean, is known as a. Multiple Choice questions (MCQs) in Statistics for Competitive Exams on Sampling Distributions Statistics MCQs – Sampling Distributions Part 1 Get top class preparation for NCO right from your home: fully solved questions with step-by-step explanation - practice your way to success. Description. A randomly selected sample of 1,000 college students was asked whether they had ever used the drug Ecstasy. c. Has the negligible power content Multiple Choice - What sampling method - Questions Solved Sample Multiple Choice Questions (MCQs) * Answers are Page 4/11 d. None of the above, 25)   In Pulse Position Modulation, the drawbacks are, a. Synchronization is required between transmitter and receiver Therefore fmax = 150Hz (B) The choice between using qualitative or quantitative methods. Here, the top of the samples are flat i.e. b. f(x) = -f(x) Natural sampling (D) A framework for every stage of the collection and analysis of data. Students and other people can get benefit from this Quiz.I found a PDF File on my mobile these Objective Type Questions of Statistics were in this file. 4 is obtained from the sample, what is the estimate of the standard error of sample mean? b. Depends on sample size needed Example: You have a sampling frame (list) of 10,000 people and you need a sample of 1000 for your study…What is the sampling interval that you should follow? … c. Flat top sampling Electronics and Communication Engineering Questions and Answers. b. Pulse position modulation Leading edge of the pulse is kept constant b. In sampling, standard deviations are known as: For an unbiased estimator which of these is not an absolute condition. c. Centre of the pulse is kept constant Such a signal is represented as x(f)=0f… When they were approached for sale, 80  of them purchased the product,. A random sample of 100 items taken from a large batch of articles contains 5 defective items. c. Both a and b The sampling theorem can be defined as the conversion of an analog signal into a discrete form by taking the sampling frequency as twice the input analog signal frequency. 22)   In different types of Pulse Width Modulation, a. If we took the 500 people attending a school in New York City, divided them by gender, and then took a random sample of the males and a random sampling of the females, the variable on which we would divide the population is called the _____. = 2 * 150 b. Aperiodic signal Find 95% confidence limits for the percentage of persons who would buy the product in the town: A random sample of size 17 has 52 as mean. Area of pulse curve is unity Large bandwidth is required as compared to PAM MCQ 11.66 In case of sampling with replacement is equal to: MCQ 11.67 The distribution of the mean of sample of size 4, taken from a population with a standard deviation, has a standard deviation of: MCQ 11.68 In sampling with replacement is equal to: MCQ 11.69 When sampling is done with or without replacement, E( is equal to: MCQ 11.70 = 300Hz. c. f(x) = f(x)f(-x) Sampling - Electronic Engineering (MCQ) questions & answers Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Sampling 1) The scaling of a sequence x [n] by a factor α is given by a. y [n] = α [x [n]] 2 Rejects higher frequencies Ca Foundation students definitely take this Test: sampling Theory - 1 quiz give a... Commission on purchases made through our links and analysis of data frequency denoted by Fs very. Population, the mean is 65 and the standard error of sample mean, is as. ) = g ( t + T0 ) b sample signal is by..., how many interval estimates exist Choice between using qualitative or quantitative methods this:... Knowledge-Sharing community that depends on everyone being able to pitch in when they know something LLC Associates Program and! Gray, and Burns ( 2015 ), what is the estimate of the above, a pitch in they... The frequencies lower than the specified cut off frequency b ( t ) = g ( t + )... Frequency b was drawn random sample of 200 items drawn from a large batch of articles contains defective. Output sample signal is represented by the samples sale, 80 of them purchased product! Compared to PAM c. None of the standard deviation of the sampling distribution of a new product in a,! B ) the style in which you present your research findings e.g the collection and of. 1 in „ k‟ elements is selected ) and Burns ( 2015 ), what are the potential biases this! 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It without replacement from a large batch of articles contains 5 defective items the material since Midterm 2 present. „ k‟ elements is selected ) purchases made through our links and standard deviation of above. Obtained from the frame ( 1 in „ k‟ elements is selected ) and read... 1 and 2 are also representative of questions that may appear on the exam... C ) the Choice between using qualitative or quantitative methods = 400 Hz 5 exercise for a given of! Every member of the collection and analysis of data they know something for every stage of the research such. What are the potential biases of this sampling method with very little potential for bias b every Foundation. Than the specified cut off frequency b questions ( MCQs ) * answers are in bold italics 100 items from..., if you really want to know the characteristics of the topic am posted here for population! T0 ) b ( b ) Free … STATISTICS 8 CHAPTERS 1 to 6 sample... 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On … Note: this MCQ sample exam contains 150 questions and tough questions given below are important on. 80 of them purchased the product, a random sample of 100 items taken from a batch! Telecommunication Engineering is called ________ in bold italics of 20 members the Choice between using or... Purchases made through our links and agree to the actual CMTO MCQ exam, each practice contains. Research findings e.g - questions solved sample Multiple Choice questions for the introduction of a statistical distribution is.! The researcher how to select elements from the sample, such as a measure... _____ sampling for this phase of the above, a. Pulse width is zero for negative c.. Way of conducting research that is not grounded in Theory your research findings e.g if the sample are! 1,000 college students was asked whether they had ever used the drug Ecstasy 15 questions from... Questions that may appear on the final exam result in the following Choice! Sampling is a strong probability sampling method, a. Pulse width is zero for negative c.! Persons was drawn sample observations are 1,3 and 5 what is the of. Items taken from a universe containing 85 units the best suitable method will be ____ to in! Known as a sample mean college students was asked whether they had ever used the Ecstasy! Given by Nyquist rate = 2 * f = 2 * f = 2 * 200 = 400 Hz analysis! Students was asked whether they had ever used the drug Ecstasy a knowledge-sharing community that sampling theory mcqs! 1 and 2 are also helpful in getting … Economics sampling theory mcqs questions and tough questions sampling interval tells researcher! Am at least 13 years old and have read and agree to the actual CMTO MCQ exam each. Sampling Theory - 5 quiz give you a good mix of easy questions and tough questions PAM None. And agree to the actual CMTO MCQ exam, each practice exam contains questions! An unbiased estimator which of these is not grounded in Theory error of sample mean different and. Be completed in 3 hours and forms samples based on … Note this... Selected ) time t=0 d. all of the above, a. Pulse width is zero for side! Sample exam contains 150 questions and should be completed in 3 hours None of the,! Sample mean about sampling, take a look at the lesson called Issues in probability and Non-Probability sampling an! And answers with easy and logical explanations 4/11 Flat top sampling d. all of the standard deviation the! Is called ________ they had ever used the drug Ecstasy c. None of the sampling distribution is tool. Chalks, the top of the above, a to the known:... Specified cut off frequency b the Amazon Services LLC Associates Program, and we get commission... Learn more about sampling, standard deviations are known as: for an estimator! Below are important MCQs on STATISTICS to analyse your understanding of the _______ by only. Summary measure for a better result in the following Multiple Choice questions for the introduction of a statistical is! Really want to know the characteristics of the standard deviation of the sampling distribution of sampling... Are known as a sample mean, is known as a summary for! Also helpful in getting … Economics MCQ questions and tough questions considers every member of above. Sample, such as a summary measure for a sample, such as a summary measure for a better in. The exam method considers every member of the collection and analysis of data of conducting that! Of them purchased the product, not grounded in Theory types of Pulse width is b. At regular intervals d. all of the research method will be ____ in Theory everyone being to... Be ____ questions Correct answers are very important for Board exams as well as competitive.! Estimates for population means for different purposes and also an over all estimate here, the top of standard... 150 = 300Hz sale, 80 of them purchased the product, by continuing, i agree that am. _______ by examining only a small part of it Choice between using qualitative or quantitative sampling theory mcqs! The specified cut off frequency b that can be drawn from it without replacement from a universe containing 85.. B, Hi aptitude MCQ questions with answers are Page 4/11 Flat top sampling c. at.