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The percentage of people not covered by health care insurance was 15.6%. A congressional committee has...

The percentage of people not covered by health care insurance was 15.6%. A congressional committee has been charged with conducting a sample survey to obtain more current information. What sample size would you recommend if the committee's goal is to estimate the current proportion of individuals without health care insurance with a margin of error of 0.03? Use a 95% confidence level. Repeat part (a) using a 99% confidence level.

math   Statistics-And-Probability   
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Answer Date: 17/01/2019 The sample size is, table, the z-critical value at 95% confidence is 1.96. The information representE2.575 0.03*0.156(1-0.156) 970.02 ~ 971 The sample size is 971

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