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In Exercise 29, what size sample is needed to cut the
Chapter 6, Problem 30EC(choose chapter or problem)
QUESTION:
In Exercise 29, what size sample is needed to cut the standard error of the mean in half?
Questions & Answers
QUESTION:
In Exercise 29, what size sample is needed to cut the standard error of the mean in half?
ANSWER:Solution:
Step 1 of 2:
In exercise 29, we have
The standard deviation
The sample size n = 100
We have to compute the standard error of the mean.