Mathematics, 05.12.2019 01:31 alexanderatiencia

1. patients receiving artificial knees often experience pain after surgery. the pain is measured on a subjective scale with
possible values of 1 to 5. assume that x is a random variable representing the pain score for a randomly elected patient.
the following table gives part of the probability distribution for x.
x 1
p(x) .1
2
.2
3
.3
4
.3
5
(a) find pix = 5).

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