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need answer QUESTION 13 What is the probability of randomly selecting a professor? Car Truck Totals Student 25 26 51 Professor 17 28 45 Totals

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QUESTION 13 What is the probability of randomly selecting a professor? Car Truck Totals Student 25 26 51 Professor 17 28 45 Totals 42 54 96 QUESTION 14 What is the Discrete Variance when sample size is 76 with a probability of 0.46

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