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The null and alternative hypotheses are given. Determine whether the hypothesis test isleft-tailed, right-tailed, ortwo-tailed and the parameter that is being tested. H0: =9.5 H1:
The null and alternative hypotheses are given. Determine whether the hypothesis test isleft-tailed, right-tailed, ortwo-tailed and the parameter that is being tested.
H0: =9.5
H1: <9.5
A.
Left-tailed, s
B.
Left-tailed,
C.
Right-tailed,
D.
Right-tailed,
please explain why
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