A medical researcher is interested in the prenatal care received by pregnant women in inner cities. She interviews 20 randomly selected women with children on the streets of Baltimore and finds that the average number of gynecological check ups per pregnancy was 4, with a standard deviation of 1. Using a 95% level of confidence, estimate the population mean number of gynecological visits per pregnancy. Write a concluding statement.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
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  1. A medical researcher is interested in the prenatal care received by pregnant women in inner cities. She interviews 20 randomly selected women with children on the streets of Baltimore and finds that the average number of gynecological check ups per pregnancy was 4, with a standard deviation of 1. Using a 95% level of confidence, estimate the population mean number of gynecological visits per pregnancy. Write a concluding statement.
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