The null and alternative hypotheses are given Determine whet

The null and alternative hypotheses are given. Determine wheter the hypothesis test is left-tailed, right-tailed, or two-tailed. What parameter is being tested?

H0: u=120

H1: u<120

Choose the correct answer below.

a) Right-tailed

b) Two-tailed

c)Left-tailed

What parameter is being tested?

a) 0

b)p

c) u

Solution

Choose the correct answer below.

a) Right-tailed

b) Two-tailed

c)Left-tailed (Answer)

What parameter is being tested?

a) 0

b)p

c) u (Answer)