According to Census 2011, the population density of India (persons per sq km) is: MCQ with Answer and Explanation
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Question #1
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If P(A)=0.5, P(B)=0.4, P(A∩B)=0.3, then P(A but not B) is:
Correct Answer: Option B
Explanation:
P(A∩B') = P(A) - P(A∩B) = 0.5 - 0.3 = 0.2.
P(A∩B') = P(A) - P(A∩B) = 0.5 - 0.3 = 0.2.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Total Fertility Rate (TFR) is dimensionless because it represents:
Correct Answer: Option B
Explanation:
TFR sums age-specific fertility rates (births per woman per year) across reproductive ages, yielding a pure number: the average completed family size per woman under current fertility patterns.
TFR sums age-specific fertility rates (births per woman per year) across reproductive ages, yielding a pure number: the average completed family size per woman under current fertility patterns.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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The mode can be found graphically by:
Correct Answer: Option B
Explanation:
The modal class is the tallest bar in a histogram.
The modal class is the tallest bar in a histogram.
This question belongs to:
Accountancy and Statistics
Statistics
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