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  3. 1 10 points let x be a number of card that a rando

1 10 points Let x be a number of card that a randomly selected auto...

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1 10 points Let x be a number of card that a randomly selected auto mechanic repaires in a given day The following table lists the probability distribution of x 2 x P x a Find the value of the missing probability b Find the mean and standard deviation of the random variable x c Find P x 4 3 0 1 4 0 3 5 0 2 6 0 1

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