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-7 section-3

Which of the following statement is true about Kruskal-Wallis test?

A) The alternative hypothesis of the Kruskal-Wallis test is the same as the mean B) The alternative hypothesis of the Kruskal-Wallis test is the same as variable C) The null hypothesis of the Kruskal-Wallis list is not that the means are the same D) The null hypothesis of the same as alternative hypothesis

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Answer & Solution

Answer: Option C

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Which of the following is not a principle of business forecasting?

A) Theory of probability B) Action-reaction theory C) Historical experience theory D) Time lapse theory

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Answer & Solution

Answer: Option A

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With reference to the correlation coefficient, which of the following statement is/are correct?
(1) It measures the degree and direction of linear association between two variables
(2) It measures the degree and direction of non-linear association between two variables
Select the correct answer using the options given below

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

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Answer & Solution

Answer: Option A

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The value of standard deviation changes by a change of:

A) Origin B) Scale C) Algebraic signs D) None

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Answer & Solution

Answer: Option B

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Coefficient of determination is defined as

A) r³ B) 1 - r² C) 1 + r³ D) r²

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Answer & Solution

Answer: Option D

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Cross cultural studies are an example of:

A) Longitudinal design B) Comparative design C) Experimental design D) Case study design

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Answer & Solution

Answer: Option B

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Consider the following measures:
1. Correlation coefficient
2. Covariance
3. Coefficient of variation
4. Index number
Which of these are unit-free?

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

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Answer & Solution

Answer: Option D

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The lines of regression intersect at the point

A) $$\left( {X,\,Y} \right)$$ B) $$\left( {\overline X ,\,Y} \right)$$ C) $$\left( {X,\,\overline Y } \right)$$ D) $$\left( {\overline X ,\,\overline Y } \right)$$

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Answer & Solution

Answer: Option D

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The channel alternative is NOT to be assessed on the basis of

A) economic criteria B) control criteria C) adaptive criteria D) accumulation criteria

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Answer & Solution

Answer: Option D

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The measure of the variation of the items is

A) Skewness B) Dispersion C) Correlation D) Kurtosis

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Answer & Solution

Answer: Option B

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