The maternal mortality ratio in India declined from 130 (2014-16) to 113 (2016-18) per 100,000 live births. This represents a decline of about: MCQ with Answer and Explanation

Question
The maternal mortality ratio in India declined from 130 (2014-16) to 113 (2016-18) per 100,000 live births. This represents a decline of about:
A. 13%
B. 25%
C. 17%
D. 20%
Answer: Option A
Solution (By JKSSB Mock Tests)
Decline = (130-113)/130 × 100 ≈ 13.08%.
This question belongs to: Accountancy and Statistics Statistics
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Practice More Statistics Questions

Question #1
For a moderately skewed distribution, the difference between mean and mode is approximately:
A. 3 (Median - Mean)
B. 2 (Mean - Median)
C. 3 (Mean - Median)
D. 2 (Median - Mean)
Discuss
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Correct Answer: Option C

Explanation:
From empirical relation: Mean - Mode ≈ 3(Mean - Median).
This question belongs to: Accountancy and Statistics Statistics
Question #2
Which of the following represents an open-end frequency distribution?
A. Below 10, 10-20, 20-30, Above 30
B. 10-19, 20-29, 30-39
C. 0-10, 10-20, 20-30
D. 10-20, 20-30, 30-40
Discuss
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Correct Answer: Option A

Explanation:
Open-end distributions lack defined lower limits for the first class and/or upper limits for the last class.
This question belongs to: Accountancy and Statistics Statistics
Question #3
The sum of frequencies of all classes in a distribution equals:
A. Mean
B. 100
C. Total number of observations
D. Number of classes
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Correct Answer: Option C

Explanation:
Total frequency = N, the number of observations.
This question belongs to: Accountancy and Statistics Statistics
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