The condition that the ultimate class frequencies must be non-negative ensures: MCQ with Answer and Explanation

The condition that the ultimate class frequencies must be non-negative ensures:
A. Positive association
B. Independence
C. Association
D. Consistency of data
Answer: Option D
Solution (By JKSSB Mock Tests)
Consistency requires all ultimate frequencies to be ≥ 0, otherwise the data contain contradictions.

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Practice More Statistics Questions

Question #1
Direct standardization of death rates uses:
A. Life table functions
B. Age-specific death rates of the standard population
C. Age-specific death rates of the given populations applied to a standard age distribution
D. Crude death rates only

Correct Answer: Option C


Explanation:
Direct standardization applies the observed age-specific rates to a standard population distribution.

This question belongs to: Accountancy and Statistics Statistics
Question #2
Which of the following is not a measure of dispersion?
A. Mode
B. Standard deviation
C. Variance
D. Range

Correct Answer: Option A


Explanation:
Mode is a measure of central tendency.

This question belongs to: Accountancy and Statistics Statistics
Question #3
In a frequency distribution with exclusive class intervals 0-10, 10-20, 20-30, a value exactly equal to 20 should be included in:
A. Excluded from both
B. 20-30
C. 10-20
D. Either 10-20 or 20-30

Correct Answer: Option B


Explanation:
In exclusive classification, the upper limit is excluded; thus 20 belongs to the class 20-30.

This question belongs to: Accountancy and Statistics Statistics