Question: A samplemean, samplesize, and population standard deviation are provided below. Use theone-mean z-test to perform the required hypothesis test at the 5% significance level. x=27,

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

5%

significance level.

x=27,

n=35,

=4,

H0:

=29,

Ha:

<29

The test statistic is

z= The critical

valueis

z=

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