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Consider the following hypothesis test. H 0 := 15 H a :15 A sample of 50 provided a sample mean of14.11. The population standard deviation
Consider the following hypothesis test.
H0:= 15Ha:15
A sample of 50 provided a sample mean of14.11. The population standard deviation is 3.
(a)
Find the value of the test statistic. (Round your answer to two decimal places.)
(b)
Find thep-value. (Round your answer to four decimal places.)
p-value =
(c)
At= 0.05,
state your conclusion.
- RejectH0. There is sufficient evidence to conclude that15.
- RejectH0. There is insufficient evidence to conclude that15.
- Do not rejectH0. There is sufficient evidence to conclude that15.
- Do not rejectH0. There is insufficient evidence to conclude that15.
(d)
State the critical values for the rejection rule. (Round your answers to two decimal places. If the test is one-tailed, enter NONE for the unused tail.)
test statistictest statistic
State your conclusion.
- RejectH0. There is sufficient evidence to conclude that15.
- RejectH0. There is insufficient evidence to conclude that15.
- Do not rejectH0. There is sufficient evidence to conclude that15.
- Do not rejectH0. There is insufficient evidence to conclude that15.
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