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Social & Preventive Medicine JIPMER 2017 f2de2f6d

All of the following are true regarding increasing sample size except:-

A
Decreases power of test
B
Standard error of mean decreases
C
Decrease in Confidence interval
D
Decreases alpha error
High-Yield Explanation
Increase in sample size leads to: Decrease in Confidence interval i.e., gives more precise estimates. Decrease in Alpha error i.e, less chance of type 1 error. Decrease in Standard error of mean. Increase in Power of test.

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