Question
Use technology to help you test the claim about the populationmean, , at the given level ofsignificance, , using the given sample statistics. Assume the
Use technology to help you test the claim about the populationmean, , at the given level ofsignificance, , using the given sample statistics. Assume the population is normally distributed.
Claim: >1210; =0.06; =207.05. Samplestatistics: x=1231.61, n=275
Identify the null and alternative hypotheses. Choose the correct answer below.
A.H0: >1210
Ha: 1210
B.H0: 1231.61
Ha: <1231.61
C.H0: 1231.61
Ha: >1231.61
D.H0: 1210
Ha: >1210
E.H0: >1231.61
Ha: 1231.61
F.H0: 1210
Ha: <1210
Calculate the standardized test statistic.
The standardized test statistic is ____________.
(Round to two decimal places asneeded.)
Determine theP-value.
P=_________________.
(Round to three decimal places asneeded.)
Determine the outcome and conclusion of the test.
Fail to reject or Reject
H0. At the 6% significancelevel, there
is or is not
enough evidence to
support or reject
the claim.
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