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1. A sample of 34 observation is selected from a normal population. The sample mean is 30, and the population standard deviation conduct the following

1. A sample of 34 observation is selected from a normal population. The sample mean is 30, and the population standard deviation conduct the following test of hypothesis using the 0.05 significance level.

H₀== 31

H₁== 31

a) what is the decision rule?

b) what is the value of the test statistic?

c) what is the p-value?

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