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-6 section-2

Which is most likely to yield qualitative data?

A) Mail survey B) Focus group C) Telephone interview D) None of the above

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Answer & Solution

Answer: Option B

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The term (1-B) is called:

A) Level of the test B) Power of the test C) Size of the test D) None of the above

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Answer: Option B

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Baye's Theorem is considered as theorem of total probability that is given by:

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Answer: Option A

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Which of the following is not a mathematical average?

A) Median B) Arithmetic mean C) Geometric mean D) Harmonic mean

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Answer: Option A

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Match the following.

List-I	List-II
a. Quartile deviation	1. Obtained by calculating the absolute deviation of each observation from mean
b. Standard deviation	2. Is one-half of the inter-quartile range
c. Mean deviation	3. Is the square root of the average of the squared distances of the observation from the mean

A) a-2, b-3, c-1 B) a-1, b-2, c-3 C) a-2, b-1, c-3 D) a-3, b-2, c-1

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Answer: Option D

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Which of the following is/are types of research?

A) Objective research B) Applied research C) Problem oriented research D) Both B and C

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Answer: Option D

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If the median is 28 and the arithmetic mean is 30, then mode will be

A) 24 B) 25 C) 26 D) 27

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Answer: Option A

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What is the function of a post-test in ANOVA?

A) Describe those groups that have reliable differences between group means B) Set the critical value for the F test (or chi-square) C) Determine if any statistically significant group differences have occurred D) None of these

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Answer: Option A

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Which of the following is an economic index:

A) Asymmetry B) Median C) Index number D) Mode

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Answer: Option C

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For a standard normal probability distribution, the mean (μ) and the standard deviation (σ) are:

A) μ = 0, σ = 1 B) μ = 16, σ = 4 C) μ = 25, σ = 5 D) μ = 100, σ = 10

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Answer: Option A

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