Business Statistics and Research Methods MCQ Questions and Solutions with Explanations

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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-8 section-8

Each section contains 100 MCQs on Business Statistics and Research Methods .

Probable error extracted

A) $$0.6745\frac{{\left( {1 - {r^2}} \right)}}{{\sqrt N }}$$ B) $$\frac{{\left( {1 - {r^2}} \right)}}{{\sqrt N }}$$ C) $$\frac{{\left( {1 - {r^2}} \right)}}{N}$$ D) $$\frac{{\sqrt {\left( {1 - {r^2}} \right)} }}{{\sqrt N }}$$

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The age number of the students of a class are 15, 17,18, 20, 22, 24, 21, 17, 16, 15, 21, 22, 23, 22, 17, 22, 18, 22, 19 and 20. What will be mode of the series?

A) 15 B) 24 C) 22 D) 10

Discuss

Answer & Solution

Answer: Option C

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Consider the following statistical tests.
1. 'F' test
2. 'T' test
3. 'Z' test
4. 'Chi-square' test
Which of these are parametric tests?

A) 1, 2 and 4 B) 1, 3 and 4 C) 1, 2 and 3 D) 2, 3 and 4

Discuss

Answer & Solution

Answer: Option C

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If correlation coefficient is 0.8 then the coefficient of alienation shall be-

A) 0.44 B) 0.6 C) 0.4 D) 0.64

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Answer & Solution

Answer: Option B

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Data obtained from statistical journal-

A) Primary data B) Secondary data C) Both A and B D) None of the above

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Answer & Solution

Answer: Option B

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The range based on middle 50% of the observations is called . . . . . . . .

A) quartile deviation B) inter-quartile deviation C) inter-quartile range D) None of the above

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Answer & Solution

Answer: Option A

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What is the median of 36, 72, 49, 45, 60, 33, 61, 72, 52?

A) 33 B) 52 C) 61 D) 60

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Answer & Solution

Answer: Option B

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The following equation indicates the relationship among average median and mode:

A) Mode = 3 Median - 2 Mean B) Mean = 2 Mode - 3 Median C) Median = 3 Mean - 2 Mode D) None of these

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Answer & Solution

Answer: Option A

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If two events A and B are independent, the probability that they will both occur is given by:

A) P(A) + P(B) B) P(A) × P(B) C) P(A) - P(B) D) P(A) + P(B) - P(AB)

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Answer & Solution

Answer: Option B

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In 'Less than' cumulative frequency distribution, the omitted limit is

A) lower B) upper C) last D) middle

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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