Question: A samplemean, samplesize, and population standard deviation are provided below. Use theone-mean z-test to perform the required hypothesis test at the 10% significance level. x=25,

A samplemean, samplesize, and population standard deviation are provided below. Use theone-mean z-test to perform the required hypothesis test at the

10%

significance level.

x=25,

n=11,

=8,

H0:

=20,

Ha:

U > 20

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