Calculate the coefficient of variation for each group and the entire data set (standard deviation/mean). Add this as an additional row in the above table.
Sample Data
| Lemonade Analysis - Tom Dullaghan | |||||||||||||||||
| Day | Weather | Price | Lemons | Sugar | Ice | # Cups | # Lemons | # Cups | # Ice Cubes | Assets after | Assets after | Cups | # Customers | Total Sales | Total Expense | Net Revenue | |
| Per Cup | Per Pitcher | Per Pitcher | Per Cup | of Sugar | Expenses | Sales | Sold | ||||||||||
| 1 | Overcast | 78 | 0.25 | 4 | 4 | 4 | 100 | 30 | 20 | 250 | 7.88 | 15.88 | 32 | 70 | 8 | 12.12 | -4.12 |
| 2 | Rain | 85 | 0.10 | 3 | 3 | 10 | 68 | 18 | 36 | 1000 | 8.16 | 11.66 | 35 | 65 | 3.5 | 7.72 | -4.22 |
| 3 | Sunny | 63 | 0.20 | 4 | 4 | 7 | 133 | 19 | 23 | 500 | 4.37 | 12.75 | 35 | 85 | 7 | 7.29 | -0.29 |
| 4 | Coudy | 89 | 0.15 | 4 | 4 | 7 | 98 | 20 | 21 | 250 | 9.88 | 15.13 | 35 | 69 | 5.25 | 2.87 | 2.38 |
| 5 | Overcast | 86 | 0.15 | 4 | 4 | 7 | 113 | 12 | 9 | 500 | 10.13 | 17.63 | 50 | 71 | 7.5 | 5.00 | 2.50 |
| 6 | Overcast | 76 | 0.20 | 3 | 3 | 3 | 67 | 12 | 20 | 500 | 9.05 | 14.17 | 32 | 61 | 6.4 | 8.58 | -2.18 |
| 7 | Overcast | 90 | 0.15 | 4 | 4 | 4 | 83 | 33 | 49 | 500 | 4.89 | 8.49 | 24 | 61 | 3.6 | 9.28 | -5.68 |
| 8 | Coudy | 51 | 0.15 | 4 | 4 | 4 | 59 | 25 | 41 | 500 | 4.64 | 8.54 | 26 | 78 | 3.9 | 3.85 | 0.05 |
| 9 | Hazy | 70 | 0.15 | 4 | 4 | 4 | 133 | 23 | 29 | 250 | 2.65 | 8.05 | 36 | 55 | 5.4 | 5.89 | -0.49 |
| 10 | Sunny | 64 | 0.20 | 4 | 4 | 6 | 97 | 11 | 17 | 100 | 7.13 | 10.33 | 16 | 68 | 3.2 | 0.92 | 2.28 |
| 11 | Sunny | 51 | 0.20 | 3 | 4 | 4 | 81 | 13 | 17 | 250 | 6.74 | 13.34 | 33 | 71 | 6.6 | 3.59 | 3.01 |
| 12 | Sunny | 69 | 0.20 | 3 | 4 | 4 | 48 | 14 | 13 | 250 | 9.86 | 15.66 | 29 | 65 | 5.8 | 3.48 | 2.32 |
| 13 | Rain | 69 | 0.10 | 3 | 4 | 4 | 119 | 15 | 29 | 250 | 7.73 | 9.93 | 22 | 78 | 2.2 | 7.93 | -5.73 |
| 14 | Rain | 72 | 0.10 | 3 | 4 | 4 | 97 | 19 | 21 | 0 | 9.02 | 9.02 | 0 | 67 | 0 | 0.91 | -0.91 |
| 15 | Hazy | 50 | 0.15 | 3 | 4 | 4 | 97 | 16 | 17 | 250 | 8.18 | 11.93 | 25 | 69 | 3.75 | 0.84 | 2.91 |
| 16 | Sunny | 76 | 0.20 | 4 | 4 | 7 | 72 | 17 | 13 | 250 | 8.27 | 15.27 | 35 | 68 | 7 | 3.66 | 3.34 |
| 17 | Rain | 71 | 0.10 | 3 | 4 | 4 | 137 | 15 | 21 | 250 | 7.74 | 12.14 | 22 | 60 | 2.2 | 7.53 | -5.33 |
| 18 | Rain | 78 | 0.10 | 3 | 4 | 7 | 115 | 5 | 9 | 0 | 10.37 | 10.37 | 0 | 71 | 0 | 1.77 | -1.77 |
| 19 | Sunny | 93 | 0.25 | 4 | 4 | 7 | 115 | 15 | 21 | 250 | 7.74 | 16.30 | 35 | 73 | 8.75 | 2.63 | 6.12 |
| 20 | Rain | 66 | 0.10 | 3 | 4 | 8 | 80 | 13 | 17 | 250 | 13.39 | 15.27 | 21 | 76 | 2.1 | 2.91 | -0.81 |
| 21 | Sunny | 71 | 0.20 | 4 | 4 | 8 | 60 | 17 | 29 | 250 | 10.99 | 17.19 | 31 | 61 | 6.2 | 4.28 | 1.92 |
| 22 | Sunny | 97 | 0.20 | 4 | 4 | 7 | 129 | 19 | 21 | 500 | 9.64 | 19.84 | 51 | 63 | 10.2 | 7.55 | 2.65 |
| 23 | Hazy | 78 | 0.20 | 3 | 4 | 7 | 78 | 23 | 25 | 250 | 13.93 | 23.13 | 46 | 60 | 9.2 | 5.91 | 3.29 |
| 24 | Hazy | 62 | 0.20 | 3 | 4 | 5 | 132 | 23 | 29 | 250 | 15.84 | 23.44 | 38 | 68 | 7.6 | 7.29 | 0.31 |
| 25 | Rain | 68 | 0.10 | 3 | 4 | 4 | 94 | 12 | 17 | 100 | 22.55 | 24.65 | 21 | 81 | 2.1 | 0.89 | 1.21 |
| 26 | Coudy | 82 | 0.15 | 3 | 4 | 7 | 73 | 16 | 17 | 250 | 21.00 | 26.25 | 35 | 67 | 5.25 | 3.65 | 1.60 |
| 27 | Rain | 57 | 0.10 | 3 | 4 | 8 | 63 | 14 | 1 | 0 | 24.69 | 24.69 | 0 | 72 | 0 | 1.56 | -1.56 |
| 28 | Hazy | 75 | 0.20 | 4 | 4 | 8 | 63 | 14 | 9 | 250 | 21.80 | 28.00 | 31 | 79 | 6.2 | 2.89 | 3.31 |
| 29 | Cloudy | 91 | 0.20 | 4 | 4 | 5 | 57 | 16 | 9 | 250 | 23.75 | 28.95 | 27 | 72 | 5.4 | 4.25 | 1.15 |
| 30 | Overcast | 94 | 0.15 | 4 | 4 | 5 | 31 | 15 | 17 | 250 | 25.06 | 29.71 | 31 | 67 | 4.65 | 3.89 | 0.76 |
| Total | 854 | 148.95 | 140.93 | 8.02 | |||||||||||||
| Mean | |||||||||||||||||
| Standard Deviation | |||||||||||||||||
| End of Season Report | |||||||||||||||||
| Total Income | 148.95 | ||||||||||||||||
| Total Expenses | 140.93 | ||||||||||||||||
| Liquidated Inventory | 0.42 | ||||||||||||||||
| Net Profit/Loss | 8.02 |