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1.To improve employee morale, an organization lets its employees pick among thre

ID: 3294669 • Letter: 1

Question

1.To improve employee morale, an organization lets its employees pick among three prizes: a boat, a car, and a vacation (all worth about the same). Each employee chose a prize and the resulting distribution is given below.

                        Prize                Frequency

                        Boat                            20

                        Car                              40

                        Vacation                     20

1A. If one employee was chosen at random, what is the probability that the employee chose the boat? Put your answer in decimal form.

1B. If one employee was chosen at random, what is the probability that the employee chose the boat or the car? Put your answer in decimal form.

                                                                                 

Explanation / Answer

Frequency distribution is:

Prize              Frequency

Boat                 20

Car                  40

Vacasion          20

--------------------------------

Total            80

1A, P(boat) = 20/80 = 0.25

1B. P(boat or car) = P(boat) + P(car) = 20/80 + 40/80 = 0.25 + 0.0.5 = 0.75

So, Answers to questions asked:

1A. 0.25

1B. 0.75