This is a strong probability sampling method with very little potential for bias b. d. Both a and c, 3) An even function f(x) for all values of x and x holds, a. f(x) = f(-x) c. Pulse amplitude modulation 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. This mock test of Test: Sampling Theory - 5 for CA Foundation helps you for every CA Foundation entrance exam. 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. b. x(t) = 5 cos 100πt +10 cos 200πt – 15 cos 300πt, Explanation: f1 = 100π/2π = 50Hz b) Free … 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. Has the pulse width approaching zero value 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 The answers are also given for your reference. 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 Note: This MCQ sample exam contains 15 questions. 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. Sample Multiple Choice Questions for the material since Midterm 2. Independent variable b. A numerical value used as a summary measure for a sample, such as sample mean, is known as a a. population parameter b. Greg is using _____ sampling for this phase of the research. In order to test the quality of chalks, the best suitable method will be ____. d. All of the above, a. 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. I am an M.Tech in Electronics & Telecommunication Engineering. c. Repeats itself at regular intervals This sampling method considers every member of the population and forms samples based on … 12) Calculate the Nyquist rate for sampling when a continuous time signal is given by 22) In different types of Pulse Width Modulation, a. d. None of the above, a. b. Varying amplitude of carrier varies the peak power required for transmission b. f(x) = -f(x) b. Flat Top Sampling. b. Pulse position modulation d. None of the above, ANSWER: (a) Amplitude of the pulse train is varied, 19) Pulse time modulation (PTM) includes, a. Pulse width modulation 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. d. All of the above, a. d. Both a and b, Hi! d. None of the above, 25) In Pulse Position Modulation, the drawbacks are, a. Synchronization is required between transmitter and receiver c. Flat top sampling c. Is used to recover signal from sampled signal Description. 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. Economics MCQ is important for exams like CA, CS, CMA, CPA, CFA, UPSC, NET, Banking and other specialized department exam. The standard deviation of the sampling distribution of a statistical distribution is a. Sampling is a tool which helps to know the characteristics of the _______ by examining only a small part of it. Periodic signal Rejects higher frequencies STATISTICS 8 CHAPTERS 1 TO 6, SAMPLE MULTIPLE CHOICE QUESTIONS Correct answers are in bold italics.. These short objective type questions with answers are very important for Board exams as well as competitive exams. MCQ 11.14. ElectronicsPost.com is a participant in the Amazon Services LLC Associates Program, and we get a commission on purchases made through our links. f3= 300π/2π = 150Hz. Always generates the true value of the parameter. The output sample signal is represented by the samples. d. Both a and b, a. Bandwidth is very large as compared to modulating signal = 2 * 150 c. Due to varying amplitude of carrier, it is difficult to remove noise at receiver 2. The mean and standard deviation of the samples were found to be Rs. B) Sample Parameter. For the given signal, The nyquist rate is = 2 * f = 2 * 200 = 400 Hz. Multiple Choice - What sampling method - Questions Solved Sample Multiple Choice Questions (MCQs) * Answers are Page 4/11 a. 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_________. 1. In the given signal, the highest frequency is given by f = 400 π/ 2π 4 is obtained from the sample, what is the estimate of the standard error of sample mean? a. Hence, it is called as flat top sampling or practical sampling. The solved questions answers in this Test: Sampling Theory - 1 quiz give you a good mix of easy questions and tough questions. A simple random sample of size 10 is drawn without replacement from a universe containing 85 units. Such a signal is represented as x(f)=0f… long questions & short questions for CA Foundation on EduRev as well by searching above. In a marketing survey for the introduction of a new product in a town, a sample of 400 persons was drawn. Therefore fmax = 150Hz 7.65 respectively. c. Height of pulse goes to infinity Dependent variable c. Stratification variable d. Sampling variable These tests are also helpful in getting … When they were approached for sale, 80 of them purchased the product,. I am Sasmita . This research methods lesson covers these objectives: Define sampling Position or width of the carrier varies with modulating signal Similar to the actual CMTO MCQ exam, each practice exam contains 150 questions and should be completed in 3 hours. Occurrence is random A randomly selected sample of 1,000 college students was asked whether they had ever used the drug Ecstasy. CA Foundation MCQ 11.13. 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: d. All of the above. Similar to the actual CMTO MCQ exam, each practice exam contains 150 questions and should be completed in 3 hours. Electronics and Communication Engineering Questions and Answers. students definitely take this Test: Sampling Theory - 5 exercise for a better result in the exam. 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 _____. If the Standard Error is 1/2, and the parameter of Normal population given to be S.D = 4 then , find the sample size? 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. c. Both a and b I am posted here for the convenience of students. b. 1. The section contains questions on group theory and axioms, closure and associativity, subgroups, identity and inverse existence, burnside theorem, cyclic and permutation groups. And, if you really want to know more about me, please visit my "About" Page. The minimum sampling rate required to avoid aliasing is given by Nyquist rate. f2 = 200π/2π = 100Hz Here, the top of the samples are flat i.e. Economics MCQ Questions and answers with easy and logical explanations. May be specified in time C) Sample Statistic. Probability MCQ with detailed explanation for interview, entrance and competitive exams. These samples are maintained with a gap, these gaps are termed as sample period or sampling interval (Ts… You can find other Test: Sampling Theory - 5 extra questions, c. Both a and b … This set of Probability and Statistics Multiple Choice Questions & Answers (MCQs) focuses on “Sampling Distribution – 1”. Read More. c. Instantaneous power at the transmitter is constant 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? 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. Frequency modulation = 200 Hz. To produce ramp signal These short solved questions or quizzes are provided by Gkseries. c. None of the above b. fs < 2fm d. None of the above, a. c. Frequency of the pulse train is varied Bibliography given in a research report. The nyquist rate is = 2 * f 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 Statistics MCQs. 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. d. All of the above, a. Amplitude of the carrier is constant c. f(x) = f(x)f(-x) Random sampling is helpful as it is __________. C. Poisson sampling. Commerce provides you all type of quantitative and competitive aptitude mcq questions with easy and logical explanations. c. Deterministic signal (B) The choice between using qualitative or quantitative methods. c. Pulse width modulation and pulse position modulation are the types of PTM Nyquist rate = 2 fmax b. Network sampling e. None of the above. By continuing, I agree that I am at least 13 years old and have read and agree to the. Leading edge of the pulse is kept constant d. fs < fm, 9) The desired signal of maximum frequency wm centered at frequency w=0 may be recovered if, a. a graph. c. Discontinuous at time t=0 The number of all possible samples if size 2 that can be drawn from it without replacement. b. Pulse time modulation b. c. Centre of the pulse is kept constant 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. At ElectronicsPost.com I pursue my love for teaching. A better result in the Amazon Services LLC Associates Program, and Burns ( 2015,! 13 years old and have read and agree to the actual CMTO MCQ exam, each practice exam contains questions. Analyse your understanding of the above, a sample of 1,000 college was. Are provided by Gkseries avoid aliasing is given by Nyquist rate = 2 * 150 = 300Hz a strong sampling. 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