In a frequency distribution, the class width is computed as: MCQ with Answer and Explanation
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Question #1
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Assertion (A): The probability of an impossible event is zero. Reason (R): The sample space of an impossible event contains all outcomes.
Correct Answer: Option D
Explanation:
A is true, but R is false because the sample space (or favorable outcomes set) of an impossible event is the empty set (Φ).
A is true, but R is false because the sample space (or favorable outcomes set) of an impossible event is the empty set (Φ).
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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The mode of the data: 2, 4, 4, 6, 6, 6, 8, 8 is:
Correct Answer: Option B
Explanation:
6 appears three times, more than any other value.
6 appears three times, more than any other value.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Which characteristic of primary data distinguishes it most fundamentally from secondary data?
Correct Answer: Option C
Explanation:
Primary data is distinguished by its originality and direct relevance, as it is collected firsthand by the investigator for the current study.
Primary data is distinguished by its originality and direct relevance, as it is collected firsthand by the investigator for the current study.
This question belongs to:
Accountancy and Statistics
Statistics
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