A news outlet will conduct a poll of American adults in order to investigate attitudes concerning the government's policies in regard to developments in a foreign country. The outlet wants to...

Extracted text: A news outlet will conduct a poll of American adults in order to investigate attitudes concerning the government's policies in regard to developments in a foreign country. The outlet wants to determine the percentage of adults who approve of the government's policies, with a 95% confidence of a maximum sample error of 3%, The news outlet has no existins data on the publies approval rating on these policies. What is the minimum sample size that the outlet should obtain? Round to the nearest whole number. o 1068 560 O2134 0752


Extracted text: A survey is taken on a healthcare issue, where opinion is likely to be different between young and old people. A simple random sample is taken of young people and a separate simple random sample is taken of older people, and the responses to the survey question are combined. It is desired to make a confidence interval for the proportion of all people, who agree with the statement made in the survey. Is it posshsle to construct the confidence interval? o No, because this is a stratified sample, and confidenee intervals only apply to simple random samples: o No, because a systematic sample is used here, and confidence intervals only apply to simple random samples. O No, because simple random samples were used here, and confidence intervals apply to some other kind of sampling. O Yes, because random samples were taken.