The RestaurantTips data file comes from a sample of 157 bills at a small bistro/
ID: 2946592 • Letter: T
Question
The RestaurantTips data file comes from a sample of 157 bills at a small bistro/wine bar. Three different servers (labeled A, B and C) worked on the nights the bills were collected. Use StatKey or other technology to find the relative frequency for the server who had the most bills.
Bill Tip Credit Guests Day Server PctTip 23.70 10 n 2 f A 42.2 36.11 7 n 3 f B 19.4 31.99 5.01 y 2 f A 15.7 17.39 3.61 y 2 f B 20.8 15.41 3 n 2 f B 19.5 18.62 2.5 n 2 f A 13.4 21.56 3.44 n 2 f B 16 19.58 2.42 n 2 f A 12.4 23.59 3 n 2 f A 12.7 18.67 2 n 2 f B 10.7 15.19 1.75 n 1 f B 11.5 10.17 2.1 n 1 f A 20.6 8.08 1 n 1 f B 12.4 8.83 1.25 n 2 f B 14.2 8.88 1.12 n 2 f B 12.6 17.49 3 n 3 f B 17.2 18.40 2.6 n 2 f C 14.1 29.05 5.91 y 2 th C 20.3 9.31 1.25 n 1 th C 13.4 41.94 7.06 y 5 th C 16.8 55.59 10 n 5 th C 18 25.09 5 y 2 th C 19.9 13.11 2 n 1 th C 15.3 49.59 10.41 y 4 th C 21 36.86 6.14 y 2 th B 16.7 22.68 3.55 n 2 th A 15.7 29.53 4.47 y 3 th B 15.1 18.62 3.11 n 2 th A 16.7 31.35 4.5 n 2 th A 14.4 24.34 4 y 3 th C 16.4 39.80 6.3 y 2 th C 15.8 12.54 2 n 2 th B 15.9 13.38 2 n 2 th B 14.9 16.53 2.47 n 2 th A 14.9 16.85 3 n 2 th B 17.8 15.73 5 n 2 th B 31.8 31.14 5 n 3 th B 16.1 18.14 2.75 n 2 th A 15.2 9.58 1.42 n 1 th A 14.8 35.90 5 n 3 th B 13.9 17.44 3.7 n 2 w A 21.2 19.69 2.31 n 2 w B 11.7 59.33 10 y 6 w B 16.9 9.36 1.44 y 1 w B 15.4 10.59 1.5 n 1 w B 14.2 31.94 8.06 n 3 w A 25.2 22.26 3.74 y 2 w B 16.8 20.33 4 n 2 w B 19.7 10.17 1.83 n 1 w A 18 9.20 1.8 n 1 w A 19.6 21.88 4 n 3 w B 18.3 20.87 3.13 y 2 w B 15 17.39 3.61 n 2 w A 20.8 7.97 1.03 n 2 w C 12.9 32.31 4.69 n 2 w A 14.5 7.70 1 n 1 w C 13 7.76 1 n 1 w C 12.9 23.43 4 n 2 w C 17.1 38.73 5.7 n 2 w A 14.7 70.51 10.49 y 2 w A 14.9 60.72 15 y 1 w A 24.7 30.98 5.02 y 1 w A 16.2 23.27 3.73 n 2 w B 16 25.95 4.05 y 2 th B 15.6 29.64 6 n 2 th A 20.2 8.29 1 y 2 th A 12.1 26.16 4.53 n 1 th A 17.3 34.94 6.96 y 2 th A 19.9 53.54 9 y 2 t A 16.8 22.47 4 y 2 th A 17.8 37.24 6.7 y 2 f A 18 23.65 3.15 n 2 f C 13.3 28.89 3.46 n 2 f A 12 21.24 3.62 n 2 f A 17 20.22 2 n 2 f C 9.9 7.54 1.26 n 3 f A 16.7 22.36 3 n 2 f C 13.4 27.98 5.42 n 2 f C 19.4 22.95 4.05 y 2 f C 17.6 17.71 2.3 n 2 th A 13 28.09 5.11 n 4 th A 18.2 29.00 4 n 3 w A 13.8 18.67 3 n 3 w C 16.1 37.34 5.96 y 2 w C 16 22.20 4 y 1 w C 18 36.27 7 y 2 w A 19.3 23.00 3.75 n 1 w A 16.3 42.96 7.04 y 2 w C 16.4 23.38 4 n 2 th B 17.1 21.03 3 n 2 w B 14.3 26.80 2.2 n 2 w B 8.2 28.36 5.2 n 1 th B 18.3 18.73 2.27 n 2 th B 12.1 50.24 9.76 y 2 w C 19.4 12.31 1.9 n 2 w B 15.4 28.84 5.16 n 2 w B 17.9 19.42 3 n 2 w B 15.4 18.62 2.79 y 3 w A 15 10.17 2 n 1 w A 19.7 18.62 3.35 y 2 t A 18 57.30 10 n 7 t C 17.5 25.63 5 n 2 w B 19.5 39.75 7.25 y 2 w A 18.2 1.66 0.25 n 1 w A 15.1 9.52 1 n 1 w A 10.5 11.18 2 y 2 t A 17.9 18.83 2.8 n 2 m B 14.9 17.82 2.75 n 2 m B 15.4 35.95 6.05 y 3 m B 16.8 23.97 4 n 2 m B 16.7 27.45 4 y 3 m B 14.6 27.66 4.16 y 2 t C 15 27.82 4.71 n 3 th B 16.9 19.53 8 n 2 t A 41 11.18 1.82 y 2 t A 16.3 11.93 2 n 1 t A 16.8 18.67 3.33 y 2 t A 17.8 28.36 5.44 n 3 w A 19.2 18.14 4 n 3 w C 22.1 20.22 4.37 n 2 w A 21.6 11.66 1.5 n 1 w A 12.9 17.82 3.18 y 2 w C 17.8 18.62 2.38 y 2 w C 12.8 3.26 0.74 n 2 w C 22.7 23.91 4 n 2 w A 16.7 15.25 2.75 y 2 w A 18 7.44 1.56 n 1 w B 21 11.72 2.28 y 1 w A 19.5 8.40 1.6 y 1 w A 19 17.44 2 n 2 w A 11.5 12.52 1.5 n 1 w B 12 14.34 2 n 2 w B 13.9 30.60 5 y 2 w B 16.3 18.08 2 n 2 w A 11.1 16.48 3 n 2 m B 18.2 24.50 3.5 y 2 t A 14.3 17.12 3.72 n 2 t A 21.7 6.69 1 n 1 m B 14.9 16.26 2.43 n 2 w B 14.9 13.86 1.14 n 1 t C 8.2 30.98 4.02 y 4 t C 13 18.40 2.75 n 2 m B 14.9 16.80 2.2 y 2 m B 13.1 3.75 0.25 n 2 m B 6.7 32.69 5 n 2 m B 15.3 35.68 5 n 3 m B 14 9.84 2.16 y 1 m B 22 14.23 2.15 n 2 w B 15.1 29.85 4.15 y 2 w A 13.9 20.76 3 n 2 m B 14.5 24.82 4.4 n 2 m B 17.7 15.62 2.81 n 2 th B 18 31.30 5.7 y 3 m B 18.2 12.57 2 n 3 m B 15.9 14.87 3.13 n 2 m B 21 51.68 10 y 6 m B 19.3 17.12 2.5 n 2 m B 14.6Explanation / Answer
The relative frequency table,
From above table, we observe that the server B has larger relative frequency. Thus the sever B had most bills.
Server Frequency Relative frequency A 60 0.3822 B 65 0.414 C 32 0.2038 Total 157 1