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-4 section-8

The intersecting point of two regression lines is

A) 0, 0 B) $$\overline x ,\,\overline y $$ C) $${b_{xy}},\,{b_{yx}}$$ D) None of these

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Answer & Solution

Answer: Option B

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Assertion (A) In mean deviation, everything is considered positive.
Reason (R) Sum of the deviations of the value of items in a series from arithmetic mean is zero and from other averages it is nearly zero.

A) Both (A) and (R) are true B) Both (A) and (R) are true, but (R) is not the correct explanation of (A) C) Both (A) and (R) are false D) (A) is true, but (R) is false

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Answer: Option A

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The data obtained by economic times are

A) Primary B) Secondary C) Both D) None of these

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Answer: Option B

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In the case of classification of data, the class having its upper limit is treated as the lower limit of its next class is called:

A) Open ended class B) Close ended class C) Exclusive class D) Inclusive class

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Answer & Solution

Answer: Option C

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Secular trend cannot be measured by

A) Moving Average Method B) Semi-Average Method C) Weighted Average Method D) Free Hand Curve Method

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Answer & Solution

Answer: Option C

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A firm which bottles shampoo selects some filled bottles for examination: The procedure used is that two random numbers are chosen, x and y. Starting at the x bottle filled, every bottle at an interval of y is then chosen for examination. This type of sampling is known as:

A) Multi-stage B) Random C) Systematic D) Stratified

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Answer & Solution

Answer: Option C

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The data obtained by 'Financial Express' is:

A) Primary data B) Secondary data C) All the above D) None of these

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Answer: Option B

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Which of the following is more relevant to primary data?

A) More reliable B) Quicker to obtain C) Available to individuals and small organizations D) All are correct

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Answer: Option A

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Which of the following is not a property of the arithmetic mean?

A) Its variance is no larger than the variance of the population distribution B) It is always equal to the population mean C) It is unbiased D) Its variance becomes smaller when the sample size gets bigger

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Answer & Solution

Answer: Option B

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According to Kruskal-Wallis H-test, variable should be measured with

A) discontinuous level B) continuous level C) Both A and B D) Neither A nor B

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Answer & Solution

Answer: Option B

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