The following data represent the number of cases of coffee or filters sold by fo

Question

The following data represent the number of cases of coffee or filters sold by four sales reps in a recent sales competition. Write your answer in fraction and decimal with three places What is the probability that a randomly selected case was sold by Bryce? Is this unusual? What is the probability that a randomly selected case was Gourmet? What is the probability that a randomly selected Single-Cup ease was sold by Mallory? What is the probability that a randomly selected Gourmet case was sold by Bryce? Is this unusual? Are the events "Mallory" and "Filters" independent? Explain. Are the events "Paige" and "Gourmet" mutually exclusive? Explain.

Explanation / Answer

a) probability =119/1009=0.118 , no as it is greater then 0.05 ; it is not unusual

b)probability=264/1009=0.262

cv) =75/625 =0.12

d)=9/264=0.034 ; yes as it is less then 0.05

e)No as P(mallory& filters)=40/1009 =0.04

and P(Mallory)*P(fillerS)=186/1009 *120/1009 =0.0219 ; as they are not euqal not independent

f)No ; as they contain some element in them

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