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

Question

Quizplus · Accepted Answer

The procedure for controlling interval length usually begins with the specification of the interval half-length, B, because it directly determines the width of the confidence interval.

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