Question
There are three hospitals in the Tulsa, Oklahoma, area. The following data show the number of outpatient surgeries performed on Monday, Tuesday, Wednesday, Thursday, and
There are three hospitals in the Tulsa, Oklahoma, area. The following data show the number of outpatient surgeries performed on Monday, Tuesday, Wednesday, Thursday, and Friday at each hospital last week. At the 0.05 significance level, can we conclude there is a difference in the mean number of surgeries performed by hospital or by day of the week?
Number of Surgeries PerformedDaySt. Luke'sSt. VincentMercyMonday121621Tuesday181912Wednesday112013Thursday171520Friday142220
Click here for the Excel Data File.
a-1.Which of the following is the null hypothesis for the treatments?
H0: St. Luke's= St. Vincent= Mercy
a-2.Which of the following is the alternate hypothesis for the treatments?
H1: Not all means are equal.
b.State the decision rule for treatments.(Round your answer to 2 decimal places.)
c-1.Which of the following is the null hypothesis for the blocks?
- A.H0: Mon= Tue=Wed= Thu= Fri
- B.H0: Mon Tue Wed Thu Fri
multiple choice 3
- Choice A
- Choice B
c-2.Which of the following is the alternate hypothesis for the blocks?
H1: All means are equal.
Also, state the decision rule for blocks.(Round your answer to 2 decimal places.)
d & e.Compute SST, SSB, SS total, and SSE and complete an ANOVA table.(Round your SS, MS,Fto 2 decimal places andp-value to 4 decimal places.)
f-1.Give your decision regarding the two sets of hypotheses.
The decision for theFvalue (Treatment) at 0.05 significance is:
RejectH0
The decision for theFvalue (Block) at 0.05 significance is:
RejectH0
f-2.Interpret the results.
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