The mean percent of childhood asthma prevalence in 43 cities is 2.23​%. A random sample of 33 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.6​%? Interpret this probability. Assume that sigmaσequals = 1.28​%.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
Question

The mean percent of childhood asthma prevalence in 43 cities is 2.23​%. A random sample of 33 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.6​%? Interpret this probability. Assume that sigmaσequals = 1.28​%.

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