A life table is primarily based on which of the following demographic measures? MCQ with Answer and Explanation
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Question #1
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Assertion (A): For independent events A and B, P(A|B) = P(A). Reason (R): Independence implies that knowledge of B does not change the probability of A.
Correct Answer: Option D
Explanation:
By definition, if A and B are independent, the conditional probability P(A|B) equals the unconditional probability P(A), as the occurrence of B provides no information about A.
By definition, if A and B are independent, the conditional probability P(A|B) equals the unconditional probability P(A), as the occurrence of B provides no information about A.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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A frequency distribution is best described as:
Correct Answer: Option B
Explanation:
A frequency distribution organizes data into classes or intervals and displays the count (frequency) of observations falling within each class, summarizing the data's pattern.
A frequency distribution organizes data into classes or intervals and displays the count (frequency) of observations falling within each class, summarizing the data's pattern.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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As per Census 2011, which state had the highest population density among major states?
Correct Answer: Option B
Explanation:
Bihar had the highest density (1106 persons/sq km) among the major states in 2011.
Bihar had the highest density (1106 persons/sq km) among the major states in 2011.
This question belongs to:
Accountancy and Statistics
Statistics
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