Question: 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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