If the mean of a distribution is 30 and the mode is 24, the distribution is: MCQ with Answer and Explanation
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Question #1
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Which measure of central tendency is most suitable for qualitative ordinal data like intelligence rankings?
Correct Answer: Option D
Explanation:
Ordinal data can be ranked; the median is the appropriate measure as it does not require numerical differences.
Ordinal data can be ranked; the median is the appropriate measure as it does not require numerical differences.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Which property of the arithmetic mean states that the sum of deviations from the mean is always zero?
Correct Answer: Option C
Explanation:
The sum of deviations of all observations from their arithmetic mean is always zero, i.e., Σ(x - x̄) = 0, which is a fundamental algebraic property of the mean.
The sum of deviations of all observations from their arithmetic mean is always zero, i.e., Σ(x - x̄) = 0, which is a fundamental algebraic property of the mean.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Bayes' Theorem is primarily used to calculate:
Correct Answer: Option D
Explanation:
Bayes' theorem updates prior probabilities using new evidence to compute posterior probabilities.
Bayes' theorem updates prior probabilities using new evidence to compute posterior probabilities.
This question belongs to:
Accountancy and Statistics
Statistics
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