In an ABCNews.com nationwide poll done in 2001, the proportion of respondents who thought that it should be illegal to use a hand held cell phone while driving a car was 69 %. The poll's sample was 1027.
A) Find the value of the standard error of the sample proportion.
B) Find a 90% confidence interval estimate of the population proportion that thinks it should be illegal to use a cell phone while driving.© BrainMass Inc. brainmass.com March 4, 2021, 7:44 pm ad1c9bdddf
This solution provides answers to two questions regarding ABCNews.com and their nationwide poll done in 2001.