The National Football League (NFL) polls fans to develop a rating for each football game....
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Accounting
The National Football League (NFL) polls fans to develop a rating for each football game. Each game is rated on a scale from 0 (forgettable) to 100 (memorable). The fan ratings for a random sample of 12 games follow.
| 57 | 60 | 86 | 73 | 72 | 73 |
| 21 | 58 | 80 | 78 | 84 | 74 |
a. Develop a point estimate of mean fan rating for the population of NFL games (to 2 decimals).
b. Develop a point estimate of the standard deviation for the population of NFL games (to 4 decimals).
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