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).

answer: f = 32.2m

step-by-step explanation: that is the answer

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.

14

step-by-step explanation:

(5x-1)^2= (5x)^2-2(5x)×1+(1)^2=25x^2-10x+1