Mathematics, 23.10.2021 23:10 salsa456

A Gallup poll found that 493 of 1050 adult Americans believe it is the responsibility of the federal government to make sure all Americans have healthcare coverage. a. Based on the results of this survey, obtain a point estimate for the proportion of adult Americans who believe it is the responsibility of the federal government to make sure all Americans have healthcare coverage. b. Construct and interpret a 90% confidence interval for the proportion of adult Americans who believe it is the responsibility of the federal government to make sure all Americans have healthcare coverage.

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A Gallup poll found that 493 of 1050 adult Americans believe it is the responsibility of the federal...