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-1 section-7

The dependent variable is also called:

A) Regressand variable B) Predict and variable C) Explained variable D) All of these

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Answer & Solution

Answer: Option D

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In using the T-test, we assume which of the following?

A) Population is normal or approximately normal B) Observations are independent and samples are randomly drawn C) There is no measurement error D) All of the above

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Answer: Option D

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. . . . . . . . error are made when we accept a null hypothesis which is not true.

A) Type I B) Type II C) Both A and B D) None of these

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Answer: Option B

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The errors which do not occur in census investigation are

A) Non-sampling error B) Biased error C) Sampling error D) None of these

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Answer: Option C

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If A and B are mutually exclusive events P (AB) = ?

A) zero B) P(A) + P(B) C) P(A) D) None of these

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Answer: Option A

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Consider the following statements.
Statement-I: The heading for columns and rows are called caption and stub respectively.
Statement-II: Sturge's Rule is used to decide the nature of manifold classification.
Which of the following is correct?

A) Both I and II are false B) Both I and II are true C) I is true and II is false D) I is false and II is true

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Answer: Option B

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In case of business forecasting which of the following statements in not correct?

A) Short range forecasts are less accurate than long range forecasts B) Under time series forecast data obtained from past experience is analysed C) Index numbers in one of the methods of forecasting D) Least squares method of business forecasting is also known as perfect/best line

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Answer: Option A

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Given the following data - 1, 2, 3, 4 and 100, the best measure of central tendency is the

A) arithmetic mean B) median C) mode D) geometric mean

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Answer: Option D

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For 3X2 contingency table, the degree of freedom for testing the hypothesis is

A) 6 B) 2 C) 3 D) 4

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Answer: Option A

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Any sampling process which does not ensure some for each element in the population to be included in the sample would be non-probability sampling or sampling.

A) Zero probability B) Non-zero probability C) Multiple probability D) None of these

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Answer: Option B

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