Test the claim about population mean u at given level of, Ask an Expert

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Test the claim about population mean, u, at given level of significance using given sample statistics.

Claim u = 40; st dev = 0.03; Sample statistics: x=39.1, s=3.17, n=71

Standardized test statisctic is ____.

Find out critical value(s). The critical value(s) is/are?

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