Question: Losing weight A Gallup Poll asked a random sample of U.S. adults, "Would you like to lose weight?" Based on this poll, the 95% confidence interval for the population proportion who want to lose weight is (0.56, 0.62).5
(a) Interpret the confidence interval.
(b) What is the point estimate that was used to create the interval? What is the margin of error?
(c) Based on this poll, Gallup claims that more than half of U.S. adults want to lose weight. Use the confidence interval to evaluate this claim.