Answered: In a Honolulu Heart Study, researchers…

Name: In a Honolulu Heart Study, researchers are intered in studying the fol
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Description: In a Honolulu Heart Study, researchers are intered in studying the following question: Do people living in Hawaii live longer than the national average? The mean age of the population is 53 years. The mean age of 101 persons in Hawaii equal 54.85, wi

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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In a Honolulu Heart Study, researchers are intered in studying the following question: Do people living in Hawaii live longer than the national average? The mean age of the population is 53 years. The mean age of 101 persons in Hawaii equal 54.85, with a standard deviation of 5.5 years. Use a significance level of 0.05.

What is the observed test statistic?

Expert Solution

Step 1

The summary of statistics is,

$\bar{x} = 54.85 s = 5.5 n = 101$

The formula for calculating the observed test statistic is,

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