A sample of 5 months of sales data provided the followinginformation:
| Month | 1 | 2 | 3 | 4 | 5 |
| Units Sold | 97 | 120 | 85 | 97 | 91 |
a. Develop a point estimate of the populationmean number of units sold per month (to 1 decimal).
b. Develop a point estimate of the populationstandard deviation (to 2 decimals).
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