A hypothesis test was conducted to investigate whether the population mean age of college students at Osler city is higher than 22.

a) This is a

• two-tailed test.
• right-tailed test.
• left-tailed test.
• half-way test.

b) Select a correct formulation of the appropriate hypotheses:

• H
• 0
• :
• >
• 22
• H0:>22
• H
• 1
• :
• 22
• H1:22
• H
• 0
• :
• 22
• H0:22
• H
• 1
• :
• >
• 22
• H1:>22
• H
• 0
• :
• 22
• H0:22
• H
• 1
• :
• <
• 22
• H1:<22
• H
• 0
• :
• =
• 22
• H0:=22
• H
• 1
• :
• 22
• H1:22
• H
• 0
• :
• <
• 22
• H0:<22
• H
• 1
• :
• 22
• H1:22
• H
• 0
• :
• 22
• H0:22
• H
• 1
• :
• =
• 22
• H1:=22

Check Answer

Question 3

Select an answer

s

p

x

s

p

?

<

=

>

Select an answer

s

p

s

x

p

?

<

>

=

Select an answer

Reject the null hypothesis

Accept the hypotheis

Reject the hypothesis

Fail to reject the null hypothesis

Select an answer

There is not enough evidence to support the claim

There is not enough evidence to reject the claim

There is enough evidence to support the claim

There is enough evidence to reject the claim