Solved

A 99% Confidence Interval Estimate for a Population Mean

Question 149

Multiple Choice

A 99% confidence interval estimate for a population mean A 99% confidence interval estimate for a population mean is determined to be 85.58 to 96.62. If the confidence level is reduced to 90%, the confidence interval for : A) becomes wider B) remains the same C) becomes narrower D) becomes wider on the left but remains the same on the right E) does none of these is determined to be 85.58 to 96.62. If the confidence level is reduced to 90%, the confidence interval for A 99% confidence interval estimate for a population mean is determined to be 85.58 to 96.62. If the confidence level is reduced to 90%, the confidence interval for : A) becomes wider B) remains the same C) becomes narrower D) becomes wider on the left but remains the same on the right E) does none of these :


A) becomes wider
B) remains the same
C) becomes narrower
D) becomes wider on the left but remains the same on the right
E) does none of these

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q144: After constructing a confidence interval estimate for

Q145: If the population deviation <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8220/.jpg" alt="If

Q146: Assume that the population standard deviation of

Q147: Two independent random samples of sizes <img

Q148: The meat department of a local supermarket

Q150: The z-value needed to construct a 92.5%

Q151: The margin of error equals the sum

Q152: A 99% upper confidence bound (UCB) for

Q153: A confidence interval for the population mean

Q154: Which of the following statements is true