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ative cars among residence of two neighboring cities differ. In order to est, the researcher considers two samples from two cities. In one city, 75 ut of 185 randomly selected residence reported to own foreign cars, whereas in the other city, 68 out of 195 randomly selected residence eported to have native cars. The researcher wishes to test Ho: P₁ = P2 against Ha: P₁ P2. The value of the test statistic z is

ative cars among residence of two neighboring cities differ. In order to est, the researcher considers two samples from two cities. In one city, 75 ut of 185 randomly selected residence reported to own foreign cars, whereas in the other city, 68 out of 195 randomly selected residence eported to have native cars. The researcher wishes to test Ho: P₁ = P2 against Ha: P₁ P2. The value of the test statistic z is

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 researcher wishes to test if the proportions of users of foreign and native cars among residence of two neighboring cities differ. In order to test, the researcher considers two samples from two cities. In one city, 75 out of 185 randomly selected residence reported to own foreign cars, whereas in the other city, 68 out of 195 randomly selected residence reported to have native cars. The researcher wishes to test Ho: P₁=p2 against Ha: P₁ P2. The value of the test statistic z is
Transcribed Image Text:A researcher wishes to test if the proportions of users of foreign and native cars among residence of two neighboring cities differ. In order to test, the researcher considers two samples from two cities. In one city, 75 out of 185 randomly selected residence reported to own foreign cars, whereas in the other city, 68 out of 195 randomly selected residence reported to have native cars. The researcher wishes to test Ho: P₁=p2 against Ha: P₁ P2. The value of the test statistic z is
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