For a given confidence level,the procedure for controlling interval length usually begins with the specification of
A) the point estimate
B) the population standard deviation,s
C) the sample standard deviation,s
D) the interval half-length,B

Question

Quizplus · Accepted Answer

The interval half-length, B, is specified to control the precision of the confidence interval, determining how wide or narrow the interval will be.

For a Given Confidence Level,the Procedure for Controlling Interval Length