A) Construct a 90% confidence interval B) Based off your interval, is there convincing evidence people who exercise for 60 minutes have a higher body temperature? Explain.
A) Construct a 90% confidence interval B) Based off your interval, is there convincing evidence people who exercise for 60 minutes have a higher body temperature? Explain.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Kylie suspected that when people exercise longer, their body temperatures change. She took a random sample of 70 people at the local gym who exercise for 30 or 60 minutes then measured their temperatures. The 40 people who exercised for 30 minutes had a mean temperature of 38.3 degrees celsius with a standard deviation of 0.42 degrees celsius. The 30 people who exercised 60 minutes had a mean temperature of 38.9 degrees celsius with a standard deviation of 0.32 degrees celsius.
A) Construct a 90% confidence interval
B) Based off your interval, is there convincing evidence people who exercise for 60 minutes have a higher body temperature? Explain.
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