Calculation of random no range
weekly sales | probability | cumulative probability | Random no range |
3 | 0.2 | 0.2 | 0-19 |
4 | 0.3 | 0.5 | 20-49 |
5 | 0.2 | 0.7 | 50-69 |
6 | 0.2 | 0.9 | 70-89 |
7 | 0.1 | 1 | 90-99 |
calclation of weeky demand and lost sale
frequency | Random no | weekly sales | begening inventory | closing inventory | qty ordered | qty rceived | lost sale |
1 | 37 | 4 | 10 | 6 | 12 | 0 | |
2 | 60 | 5 | 6 | 1 | 0 | ||
3 | 79 | 6 | 13 | 7 | 12 | 12 | 0 |
4 | 21 | 4 | 7 | 3 | 0 | ||
5 | 85 | 6 | 15 | 9 | 12 | 0 | |
6 | 71 | 6 | 9 | 3 | 12 | 0 | |
7 | 48 | 4 | 3 | 0 | 1 | ||
8 | 39 | 4 | 12 | 8 | 12 | 0 | |
9 | 31 | 4 | 8 | 4 | 12 | 0 | |
10 | 35 | 4 | 4 | 0 | 0 |
No of lost sale = 1
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