In estimating the sample size necessary to estimate π, if there is no good approximation for the value of P available, the value of ___ should be used as an estimate of π in the formula.
A) 0.10
B) 0.50
C) 0.40
D) 1.96
E) 2.00

Question

Quizplus · Accepted Answer

When there is no good approximation for the value of π (population proportion), 0.50 is used because it maximizes the product π(1-π), leading to the largest sample size, ensuring a conservative estimate.

In Estimating the Sample Size Necessary to Estimate π, If