A resort area has three seafood restaurants, which employ students during the summer season. The local chamber of commerce took a random sample of five servers from each restaurant and recorded the tips they received on a recent Friday night. The results (in dollars) of the survey are shown in the table below. Assume that the Friday night for which the data were collected is typical of all Friday nights of the summer season.

Barzini's Hwang's Jack's 97 67 93 114 85 102 105 92 98 85 78 80 120 90 91 Based on the above data, a one way ANOVA analysis was performed and the results are shown below. Anova: Single Factor SUMMARY Groups Count Sum Average Variance Barzini's un 521 104,2 191,7 Hwang's 412 82,4 103,3 Jack's un 464 92,8 69,7 ANOVA Source of Variation SS df MS F P-value F crit Between Groups 1188,933333 2 594,4666667 4,890046614 0,02797236 3,88529383 Within Groups 1458,8 12 121,5666667 Total 2647,733333 14