In attribute theory, the term 'ultimate class frequencies' refers to: MCQ with Answer and Explanation

In attribute theory, the term 'ultimate class frequencies' refers to:
A. Total frequency N
B. Cumulative frequencies of classes
C. Frequencies of the fundamental disjoint classes like (AB), (Aβ), etc.
D. Frequencies of the original attributes only
Answer: Option C
Solution (By JKExamLibrary)
Ultimate classes are the non-overlapping categories formed by combinations of attributes and their negations.

This question belongs to: Accountancy and Statistics Statistics

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Question #1 Report Error
Census of India 2011 was the:
A. 16th census
B. 15th census
C. 13th census
D. 14th census

Correct Answer: Option B


Explanation:
Since the first synchronous census in 1881, the 2011 census was the 15th decennial census.

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Question #2 Report Error
Fisher's Ideal Index Number is the:
A. Arithmetic mean of Laspeyres and Paasche index numbers
B. Harmonic mean of Laspeyres and Paasche index numbers
C. Median of Laspeyres and Paasche index numbers
D. Geometric mean of Laspeyres and Paasche index numbers

Correct Answer: Option D


Explanation:
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Question #3 Report Error
If P(A)=0.6, P(B)=0.5, and P(A∩B)=0.3, then P(A'|B) is:
A. 0.4
B. 0.6
C. 0.5
D. 0.2

Correct Answer: Option A


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P(A'|B) = 1 - P(A|B). P(A|B) = 0.3/0.5 = 0.6. So P(A'|B)=0.4.

This question belongs to: Accountancy and Statistics Statistics