Question
Use at-test to test the claim about the population mean at the given level of significance using the given sample statistics. Assume the population is
Use at-test to test the claim about the population mean at the given level of significance using the given sample statistics. Assume the population is normally distributed.
Claim: = 52,800; =0.10 Samplestatistics: overbar x = 53,601, s =2600, n = 16
What are the null and alternativehypotheses? Choose the correct answer below.
A.
Ho: 52, 800
Ha: <52,800
B.
H0: 52,800
Ha: =52, 800
C.
H0: =52,800
Ha: 52,800
D.
H0: 52,800
Ha: >52, 800
What is the value of the standardized teststatistic?
The standardized test statistic is :
(Round to two decimal places asneeded.)
Whatis(are) the criticalvalue(s)?
The criticalvalue(s) is(are) :
(Round to three decimal places as needed. Use a comma to separate answers asneeded.)
Decide whether to reject or fail to reject the null hypothesis.
A. Reject Upper H 0. There is not enough evidence to reject the claim.
B.Reject Upper H 0. There is enough evidence to reject the claim.
C. Failtoreject Upper H 0. There is enough evidence to reject the claim.
D.Failtoreject Upper H 0. There is not enough evidence to reject the claim.
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