For a set of values, the sum of squared deviations is minimum when taken from: MCQ with Answer and Explanation

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For a set of values, the sum of squared deviations is minimum when taken from:

A. Arithmetic mean

B. Geometric mean

C. Mode

D. Median

Answer: Option A

Solution (By JKSSB Mock Tests)

The arithmetic mean minimizes the sum of squared deviations.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

The General Fertility Rate is affected by:

A. Both A and B

B. Marital status distribution

C. Total population size

D. Age structure of women of reproductive age

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Correct Answer: Option A

Explanation:
GFR does not account for age-marital composition; thus it is influenced by the proportion of married women and age distribution within 15-49.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Which of the following is a direct source of demographic data in India?

A. National Sample Survey (NSS)

B. Economic Survey

C. Census of India

D. Annual Report of RBI

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Correct Answer: Option C

Explanation:
Census is the primary source of demographic data; NSS also provides demographic data but census is the most direct comprehensive source.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Consider the following statements about ogive: 1. It is a graph of cumulative frequency. 2. The median can be located from the point where cumulative frequency is N/2. 3. Ogive can be used to estimate mode. Which of the above is/are correct?

A. 1 and 2 only

B. 1, 2 and 3

C. 1 and 3 only

D. 2 and 3 only

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Correct Answer: Option A

Explanation:
Ogive plots cumulative frequencies; median is at N/2. Mode is not found from ogive; it is found from histogram/frequency polygon.

This question belongs to: Accountancy and Statistics Statistics

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