Which of the following averages cannot be calculated if the distribution has open-end classes at both extremes? MCQ with Answer and Explanation
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Question #1
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Which of the following is a secondary source of data?
Correct Answer: Option D
Explanation:
A published report contains data already collected and compiled by someone else, hence secondary.
A published report contains data already collected and compiled by someone else, hence secondary.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Consider the following: I. Observation method can record attitudes. II. Interview method allows probing. III. Mailed questionnaire has high response rate. Which of the above is/are correct?
Correct Answer: Option C
Explanation:
Observation cannot capture attitudes; mailed questionnaire often suffers from low response rate. Interview method does allow probing.
Observation cannot capture attitudes; mailed questionnaire often suffers from low response rate. Interview method does allow probing.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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The Total Fertility Rate (TFR) of a population is computed as 3.2 children per woman. If the proportion of female births is 0.48, the GRR is:
Correct Answer: Option D
Explanation:
GRR = TFR × female proportion = 3.2 × 0.48 = 1.536.
GRR = TFR × female proportion = 3.2 × 0.48 = 1.536.
This question belongs to:
Accountancy and Statistics
Statistics
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