If P(A)=0.5, P(B)=0.4, and A and B are independent, P(A∩B) is: MCQ with Answer and Explanation
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Question #1
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Which measure of central tendency can be determined graphically from an ogive?
Correct Answer: Option A
Explanation:
Median is the x-value corresponding to cumulative frequency N/2 on the ogive.
Median is the x-value corresponding to cumulative frequency N/2 on the ogive.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Assertion (A): The median is a better measure of central tendency than the mean for ordinal data. Reason (R): The median is based on the rank order and is unaffected by the exact magnitude of differences. Choose the correct option:
Correct Answer: Option C
Explanation:
For ordinal data, median uses rank, ignoring magnitude, thus it's appropriate. R explains why.
For ordinal data, median uses rank, ignoring magnitude, thus it's appropriate. R explains why.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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In the context of primary data collection, a schedule is:
Correct Answer: Option A
Explanation:
A schedule is administered by an enumerator who records the responses, unlike a questionnaire which is self-administered by the respondent.
A schedule is administered by an enumerator who records the responses, unlike a questionnaire which is self-administered by the respondent.
This question belongs to:
Accountancy and Statistics
Statistics
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