Out of 763 people chosen at random, 152 were unable to identify your product. a. Estimate the

Question:

Out of 763 people chosen at random, 152 were unable to identify your product.
a. Estimate the percentage of the population (from which this sample was taken) who would be unable to identify your product.
b. Find the standard error of the estimate found in part a.
c. Find the two-sided 95% confidence interval for the population percentage.
d. Find the one-sided 99% confidence interval that claims that the population percent is no more than some amount.
e. Why is this statistical inference approximately valid even though the population is not normal? Distribution
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