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1. Let a denote the body temperature of a human. You read a report that claims the variance of human body temperatures is o² = 3.1. Is the actual variance different than that? You collect the body temperatures of n = 15 subjects, and calculate the sample variance to be s² = 4.3.

1. Let a denote the body temperature of a human. You read a report that claims the variance of human body temperatures is o² = 3.1. Is the actual variance different than that? You collect the body temperatures of n = 15 subjects, and calculate the sample variance to be s² = 4.3.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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a) Specify the null and alternative hypotheses. b) Using a = 0.05, draw the rejection region. c) Calculate the test statistic. d) Do you reject or not reject the null hypothesis?
Transcribed Image Text:a) Specify the null and alternative hypotheses. b) Using a = 0.05, draw the rejection region. c) Calculate the test statistic. d) Do you reject or not reject the null hypothesis?
1. Let a denote the body temperature of a human. You read a report that claims the variance of human body temperatures is o² = 3.1. Is the actual variance different than that? You collect the body temperatures of n = 15 subjects, and calculate the sample variance to be s² = 4.3.
Transcribed Image Text:1. Let a denote the body temperature of a human. You read a report that claims the variance of human body temperatures is o² = 3.1. Is the actual variance different than that? You collect the body temperatures of n = 15 subjects, and calculate the sample variance to be s² = 4.3.
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