# Question

A psychological exam was given to 50 professional athletes. Scores are given below:

Score Number of Athletes

20.......... 8

30.......... 18

40.......... 12

50.......... 6

60.......... 4

70.......... 2

50

a. If you pick one of these athletes at random, how likely is it that the athlete had an exam score of 40?

b. If we define a random variable to represent exam score, show the full probability distribution for the random variable.

Score Number of Athletes

20.......... 8

30.......... 18

40.......... 12

50.......... 6

60.......... 4

70.......... 2

50

a. If you pick one of these athletes at random, how likely is it that the athlete had an exam score of 40?

b. If we define a random variable to represent exam score, show the full probability distribution for the random variable.

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