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hey524
hey524
19.01.2021 • 
Mathematics

The local Toyota dealership pays an average of $9,260 with a standard deviation of $1099 for used car trade-ins. They sell new cars at an average of $28,451 with a standard deviation of
$3392. Assume independence of new car and trade-ins. What are the mean and standard
deviation of the revenue this dealership should expect when a person trades in a car and
purchases a new one?


The local Toyota dealership pays an average of $9,260 with a standard deviation of $1099 for used

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