Multiple Choice
Suppose a 95% confidence interval for μ turns out to be (1,000,2,100) .To make more useful inferences from the data,it is desired to reduce the width of the confidence interval.Which of the following will result in a reduced interval width?
A) Increase the population.
B) Increase the sample size.
C) Increase the confidence level.
D) Increase the sample mean.
Correct Answer:
Verified
Correct Answer:
Verified
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