Business Statistics and Research Methods MCQ Questions and Solutions with Explanations

Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

Business Statistics and Research Methods MCQ Questions and answers with easy and logical explanations. Commerce provides you all type of quantitative and competitive aptitude mcq questions with easy and logical explanations. Business Statistics and Research Methods MCQ is important for exams like B.COM, M.COM, BBA, BBM, CA, CS, CMA, CPA, CFA, UPSC, NET, Banking and other commerce department exam. Page-3 section-6

With reference to the value of Q₃ which of the following statement is/are correct?
(1) 1.5 of mean $$\left( {\overline X } \right)$$
(2) 75^th percentile
Choose the correct answer from the options give below

A) Only 1 B) Only 2 C) Both 1 and 2 D) Neither 1 nor 2

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Answer: Option B

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Sampling is the proces of learning about the

A) population B) sample C) Both A and B D) None of these

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Answer: Option A

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Sampling error is . . . . . . . . in incomplete enumeration.

A) existent B) non-existent C) estimated D) None of these

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Answer: Option A

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Which one of the following tenets is not correct in the context of Central Limit Theorem?

A) If a population from which a sample is drawn is normally distributed the sampling distribution of mean (SDM) will be normal for all sample sizes B) The mean of the SDM is the population mean C) If the population is not normal from which the sample is drawn, the SDM is not normal for any sample size D) If the population is not normal from which a sample is drawn, the SDM approaches normality as the sample size increases

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Answer: Option C

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In regression, the equation that describes how the response variable (y) is related to the explanatory variable (x) is:

A) the correlation model B) the regression model C) used to compute the correlation coefficient D) none of these alternatives is correct

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Answer: Option B

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In a binomial distribution, if n = 7 and P = 0.6, then P(x = 7) will be equal to

A) (0.6)⁶ B) (0.7)⁶ C) (0.6)⁷ D) (0.4)⁷

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Answer: Option C

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Which one of the following is a false description?

A) In a moderately asymmetrical distribution, the empirical relationship between Mean, Mode and Median suggested by Karl Pearson is: Mean - Mode = 3 (Mean - Median) B) Coefficient of variation is an absolute measure of dispersion C) Measure of skewness indicates the direction and extent of skewness in the distribution of numerical valuesin the data set D) Kurtosis refers to the degree of flatness or peakedness in the region around the mode of a frequency curve

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Answer: Option B

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The . . . . . . . . of the normal distribution occurs on the X-axis at a point, where the curve can reach the maximum height.

A) mean B) median C) mode D) standard deviation

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Answer: Option A

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The first census in India:

A) During the tenure of Lord Mayo B) During the tenure of Lord Ripon C) During the tenure of Lord Dafrin D) During the tenure of Lord Littan

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Answer: Option A

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The listing of the possible outcomes of an experiment and their corresponding probability is called:

A) Random Variable B) Contingency table C) Bayesian Table D) Probability Distribution

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Answer: Option D

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