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31.A test of the null hypothesis H 0 : = 0 gives test statistic z = 1.90. Our significance level is = 0.05. a.What is

31.A test of the null hypothesis H0: = 0 gives test statistic z = 1.90. Our significance level is = 0.05.

a.What is the p-value if the alternative is HA: > 0? Do you reject the null hypothesis?

b.What is the p-value if the alternative is HA: 0? Do you reject the null hypothesis?

(I need an answer to a and b please, thank you!)

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