In attribute classification, the frequency (αβ) represents units that: MCQ with Answer and Explanation
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Question #1
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Which index number formula satisfies both time reversal and factor reversal tests?
Correct Answer: Option B
Explanation:
Fisher's ideal index, being the geometric mean of Laspeyres and Paasche indices, is the only common formula that satisfies both time reversal and factor reversal tests, ensuring mathematical consistency.
Fisher's ideal index, being the geometric mean of Laspeyres and Paasche indices, is the only common formula that satisfies both time reversal and factor reversal tests, ensuring mathematical consistency.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Perinatal mortality rate includes deaths of:
Correct Answer: Option A
Explanation:
Perinatal period covers late fetal deaths and early neonatal deaths.
Perinatal period covers late fetal deaths and early neonatal deaths.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Which method is most suitable when the field of investigation is vast and informants are educated?
Correct Answer: Option D
Explanation:
Mailed questionnaire can reach a large geographic area at low cost, provided respondents are literate.
Mailed questionnaire can reach a large geographic area at low cost, provided respondents are literate.
This question belongs to:
Accountancy and Statistics
Statistics
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