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 sample size
B) increase the sample mean
C) increase the population mean
D) increase the confidence level
Correct Answer:
Verified
Correct Answer:
Verified
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