In: Math
Given their performance record and based on empirical rule what would be the upper bound of the range of sales values that contains 68% of the monthly sales?
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 |
An estimated 68% of the data within the set is positioned within one standard deviation of the mean; i.e., 68% lies within the range [M - SD, M + SD].
Approx. 68% of the data lies between ± 1 SD, or between 7391.79 and 8965.03
Formula Ref: