Question: A fellow-student is testingH 0 :=42 H 0 : = 42 againstH a :>42 H a : > 42 , at the 5% significance level.

A fellow-student is testingH

0

:=42

H

0

:

=

42

againstH

a

:>42

H

a

:

>

42

, at the 5% significance level. He getst=1.812

t

=

1.812

and a right-tailed P-value of 0.043. He decides to rejectH

0

H

0

. In reviewing his work, you realize his alternative hypothesis should have beenH

a

:42

H

a

:

42

. How does this affect his P-value and the conclusion of his test?

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