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Name: Provided below are summary statistics for independent simple random sa
Uploaded: 2024-03-20T07:07:12.000Z
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Description: Provided below are summary statistics for independent simple random samples from two populations. Use the nonpooled t-test and the nonpooled t-interval procedure to conduct the required hypothesis test and obtain the specified confidence interval.

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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Provided below are summary statistics for independent simple random samples from two populations. Use the nonpooled t-test and the nonpooled t-interval procedure to conduct the required hypothesis test and obtain the specified confidence interval.

x1=8,

s1=5,

n1=15,

x2=10,

s2=8,

n2=15

a. Two-tailed test, α=0.01
b. 99% confidence interval

What are the hypotheses for the t-test?

A. H0: μ1=μ2

Ha: μ1<μ2

B. H0: μ1=μ2

Ha: μ1≠μ2

C. H0: μ1≥μ2

Ha: μ1<μ2

D. H0: μ1=μ2

Ha: μ1>μ2

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