Cumulative frequency for a class interval represents: MCQ with Answer and Explanation
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Question #1
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The harmonic mean of 2 and 6 is:
Correct Answer: Option B
Explanation:
HM = 2 / (1/2 + 1/6) = 2 / (4/6) = 3.
HM = 2 / (1/2 + 1/6) = 2 / (4/6) = 3.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Which question type is MOST appropriate for collecting sensitive information like income in a survey?
Correct Answer: Option B
Explanation:
Income ranges reduce respondent discomfort and non-response by avoiding precise disclosure while still providing usable data for analysis, balancing privacy and research needs.
Income ranges reduce respondent discomfort and non-response by avoiding precise disclosure while still providing usable data for analysis, balancing privacy and research needs.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Which of the following statements about maternal mortality ratio (MMR) is incorrect?
Correct Answer: Option B
Explanation:
MMR is a mortality indicator, not a fertility measure.
MMR is a mortality indicator, not a fertility measure.
This question belongs to:
Accountancy and Statistics
Statistics
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