Question

Find the

p​-value

in a test of the claim that the mean College Algebra final exam score of engineering majors equal to​ 88, given that the test statistic is

zequals=1.50.

A.

0.1336

B.

0.9331

C.

0.1500

D.

0.0668

.

Answer 1

solution:

The null and alternative hypothesis is ,

H₀ :  $\mu$ = 88

H_a : $\mu$    $\neq$88

this is two tail test

p(z<1.50)=0.9332

p value =0.1336 using z table