Confidence interval estimation . . . A) will always result in an interval estima
ID: 3306242 • Letter: C
Question
Confidence interval estimation . . .
A) will always result in an interval estimate that includes the true location of the unknown population parameter.
B) is reliable since x-barwill always equal µ.
C) is unnecessary if proper sampling techniques are used because the sample mean will always equal the population mean if random sampling is used.
D) is preferred to relying on a point estimate because the confidence interval estimator includes information about the amount of sampling error that might have occurred.
Explanation / Answer
Confidence interval estimation
Answer :
A) will always result in an interval estimate that includes the true location of the unknown population parameter.