A random sample of 40 television viewers was asked if they had watched the current week€™s American Idol show. The following data represent their responses:

a. Calculate the proportion of viewers in the sample who indicated they watched the current week€™s episode of American Idol.
b. Compute a 95% confidence interval for the proportion of viewers in the sample who indicated they watched the current week€™s episode of American Idol.
c. Calculate the smallest sample size that would produce a margin of error of 0.025 if the population proportion is well represented by the sample proportion in part a.

Transcribed Image Text:

no no no yes no no no VeS no ves O no yes no no no yes no yes no no noyes o no no o no no n no n no no no