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4.28 Working backwards, two-sided: You are given the following hypotheses: H 0 : = 30 H a : 30 We know that the sample standard

4.28 Working backwards, two-sided:You are given the following hypotheses:

H₀: = 30

H_a: 30

We know that the sample standard deviation is 10 and the sample size is 70. For what sample mean would the p-value be equal to 0.05? Assume that all conditions necessary for inference are satisfied.

The sample mean should be at most ____or at least _____(please round each answer to two decimal places)

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