A survey of 499 women for the American Orthopedic Foot and Ankle Society revealed that 38% wear flats to work. Use this sample information to develop a 99% confidence interval for the population proportion of women who wear flats to work.

Question

Quizplus · Accepted Answer

The sample proportion is 0.38. Using the formula for a confidence interval for a proportion and a 99% confidence level, the interval is calculated as (0.324, 0.436).

A Survey of 499 Women for the American Orthopedic Foot