Question
Consider the following hypothesis test. H 0 :12 H a :> 12 A sample of 25 provided a sample mean x = 14 and a
Consider the following hypothesis test.
H0:12
Ha:> 12
A sample of 25 provided a sample meanx= 14
and a sample standard deviations=4.69.
(a) Compute the value of the test statistic. (Round your answer to three decimal places.)
(b) Use thetdistribution tableto compute a range for thep-value.
a)p-value > 0.200
b)0.100 <p-value < 0.200
c)0.050 <p-value < 0.100
d)0.025 <p-value < 0.050
e)0.010 <p-value < 0.025
f)p-value < 0.010
(c)At= 0.05,
what is your conclusion?
a) Do not rejectH0. There is sufficient evidence to conclude that>12.
b) RejectH0. There is insufficient evidence to conclude that>12.
c) Do not rejectH0. There is insufficient evidence to conclude that>12.
d) RejectH0. There is sufficient evidence to conclude that>12.
D) What is the rejection rule using the critical value? (If the test is one-tailed, enter NONE for the unused tail. Round your answer to three decimal places.)
test statistic ?
test statistic ?
What is your conclusion?
a) Do not rejectH0. There is sufficient evidence to conclude that>12.
b) RejectH0. There is insufficient evidence to conclude that>12.
c) Do not rejectH0. There is insufficient evidence to conclude that>12.
d) RejectH0. There is sufficient evidence to conclude that>12.
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