IITM BS Question 3 - Week 7 Practice

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IITM BS Question 3 - Week 7 Practice | Prasnya

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Q3Comprehension2 Marks16 Mar 2025

Passage

Wires produced from a factory have mean breaking strength

50

kg and standard deviation

4

kg. In a study, suppose the sample size is increased from

81

144

. Based on the above data, answer the subquestions.

How does the variance of the sample mean change?

00:00

16 Mar 2025

Statistics 2 · Week 7

Q3.How does the variance of the sample mean change?@passage

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