Answered: State your decision to the significance…

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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State your decision to the significance test in terms of the null hypothesis.

According to a recent poll, the percentage of Americans who would vote for the incumbent president is 53%. If a random sample of 100 people in New York results in 45% who would vote for the incumbent, test the claim that the percentage of people in New York who would vote for the incumbent president is different from 53%. Use the following results and a 0.10 significance level to state your decision about H₀.

H0 : p=0.53

HA : p≠0.53

Test statistic: z = -1.60 p-value = 0.1090

Question options

a) Do not reject HA

_{b) There is not enough information.}

_{c) Reject HA}

_{d) Do not reject H0}

_{e) Reject H0}

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