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Answer question Check My Work O The National Football League (NFL) polls fans to develop a rating for each football game. Each game is rated

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Check My Work O 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. O 57 61 86 74 73 72 O 20 56 80 80 84 75 O a. Develop a point estimate of mean fan rating for the population of NFL games (to 2 decimals). O b. Develop a point estimate of the standard deviation for the population of NFL games (to 4 decimals). O O Hide Feedback X Incorrect

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