In: Math
| Monthly Sales | 
| 7612.98 | 
| 8393.66 | 
| 7780.23 | 
| 7091.18 | 
| 9450.62 | 
| 8220.44 | 
| 7339.97 | 
| 8589.48 | 
| 7621.12 | 
| 8067.21 | 
| 7432.08 | 
| 7621.69 | 
| 7256.68 | 
| 7821.21 | 
| 8074.25 | 
| 8173.28 | 
| 7745.28 | 
| 7398.05 | 
| 7098.52 | 
| 8484.65 | 
| 7987.16 | 
| 7041.5 | 
| 7937.03 | 
| 8508.25 | 
| 8145.68 | 
| 7802.15 | 
| 8482.05 | 
| 6171.19 | 
| 8870.03 | 
| 7906.6 | 
| 9093.87 | 
| 8010.37 | 
| 6971.06 | 
| 8800.08 | 
| 7209.09 | 
| 8852.65 | 
| 8319.31 | 
| 7982.86 | 
| 8405.35 | 
| 9166.74 | 
| 7634.14 | 
| 8315.4 | 
| 8680.97 | 
| 7540.09 | 
| 9461.91 | 
| 9414.57 | 
| 9335.68 | 
| 8638.78 | 
| 7285.7 | 
| 8376.95 | 
| 9448.4 | 
| 8360.16 | 
| 7767.16 | 
| 8072.17 | 
| 9723.44 | 
| 10062.24 | 
| 8066.42 | 
| 8721.08 | 
| 9389.73 | 
| 7474.23 | 
Given their performance record and based on empirical rule what would be the lower bound of the range of sales values that contains 68% of the monthly sales?
the lower bound of the range of sales values that contains 68% of the monthly sales is 7391.7
The detailed solution is shown below.
Put the data in excel and arrange it in ascending order.
