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An independent random sample is selected from an approximately normal population with an unknown standard deviation....

An independent random sample is selected from an approximately normal population with an unknown standard deviation. Find the p-value for the given set of hypotheses and T test statistic. Also determine if the null hypothesis would be rejected at alpha = 0.05.

a. HA : mu > 0, n = 11, t = 1.91

b. HA: mu < 0, n = 17, t = -3.45

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orchestra answered 2 years ago
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