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ANOVA for number of surgeries

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1. There are three hospitals in Tulsa, Oklahoma. The following data show the number of outpatient surgeries performed per day at each hospital over the last 10 weeks.
- At the .05 significance level, can we conclude there is a difference in the mean number of surgeries performed by hospitals?
- Which hospitals are different from one another?

Good Sam St Mary's Bellevue
14.1 18.3 24.2
20.2 24.3 15.3
16.4 22.3 14.7
18.5 20.9 22.7
20.6 28.3 24.1
17.1 25.8 20
14.1 26.2 19.2
15.5 24.4 21.3
17.3 25.2 20
16.9 26.2 20.8

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The solution provides step by step method for the calculation of ANOVA for number of surgeries . Formula for the calculation and Interpretations of the results are also included.

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