Use the calculator displays to the right to make a decision to reject or fail to reject the null hypothesis at a significance level of

=0.05.

Z-Test		Z-Test
	Inpt:Data	Stats				80
	0:80			z=1.5058465
	:5.25			p=0.13210658
	x:78.75			x=78.75
	n:40			n=40
	:	0	<0	>0
	Calculate Draw

Question content area bottom

Part 1

Choose the correct answer below.

A.

Since the P-value is

less

than

,

reject

the null hypothesis.

B.

Since the P-value is

less

than

,

failtoreject

the null hypothesis.

C.

Since the P-value is

greater

than

,

failtoreject

the null hypothesis.

D.

Since the P-value is

greater

than

,

reject

the null hypothesis.