Question: Converting a two-sided P-value. You use statistical software to perform a significance test of the null hypothesis that two means are equal. The software reports

Converting a two-sided P-value. You use statistical software to perform a significance test of the null hypothesis that two means are equal. The software reports P-values for the twosided alternative. Your alternative is that the first mean is greater than the second mean.

(a) The software reports t = 1.81 with a P-value of 0.07. Would you reject H0 with α = 0.05? Explain your answer.

(b) The software reports t = −1.81 with a P-value of 0.07. Would you reject H0 with α = 0.05?

Explain your answer.

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