Author Question: A manufacturer of kitchen utensils wishes to estimate the proportion of left handed people in the ... (Read 105 times)

BRWH · **on:** Jul 25, 2018

A manufacturer of kitchen utensils wishes to estimate the proportion of left handed people in the population. Obtain a sample size that will ensure a margin of error of at most 0.047 for a 96 confidence interval.

A) 1903 B) 23 C) 11 D) 476

Question 2

A public health researcher wishes to estimate the proportion of adults in the U.S. that have high blood pressure. Obtain a sample size that will ensure a margin of error of at most 0.006 for a 92 confidence interval.

A) 73 B) 21,268 C) 128 D) 85,070