Team infinite dimentions canoed over 15 3/4 miles in 3 hours. what was their average rate of speed per hour

5 1/4 miles per hour

Step-by-step explanation:

Divide 15 3/4 (distance) by 3 (hours) and you get 5 1/4 (or 5.25) miles per one hour

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0