The ‘footnote’ of a statistical table is used to: MCQ with Answer and Explanation
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Question #1
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Assertion (A): For two attributes A and B, if (AB) > (A)(B)/N, they are positively associated. Reason (R): Positive association means they occur together more often than expected under independence. Choose the correct option:
Correct Answer: Option C
Explanation:
If observed joint frequency exceeds the expected under independence, it indicates positive association. R explains A perfectly.
If observed joint frequency exceeds the expected under independence, it indicates positive association. R explains A perfectly.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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The total of all frequencies in a frequency distribution is equal to the:
Correct Answer: Option C
Explanation:
In a 'less than' cumulative frequency distribution, the final cumulative frequency equals the total number of observations (N).
In a 'less than' cumulative frequency distribution, the final cumulative frequency equals the total number of observations (N).
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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If attributes A and B are independent, the expected frequency of (αβ) is:
Correct Answer: Option D
Explanation:
Under independence, each cell frequency equals product of margins divided by N.
Under independence, each cell frequency equals product of margins divided by N.
This question belongs to:
Accountancy and Statistics
Statistics
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