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The difference is 45.
The modal number of the electoral votes is 5 because it appears the most.
The range of the electoral votes is 55 - 5 = 50 (Highest minus the lowest).
The difference between the two is found by subtracting them.
50 - 5 = 45
The event that either M1 or M2 fails has probability
by the addition rule. Failure events are independent, so
so that
Denote this probability by 
. Then 
follows a geometric distribution with this parameter and has density
The expectation is 
.
Answer:
y = 9/2x -6.5
Step-by-step explanation:
m = (7-(-2))/(3-1)
m = 9/2
b = -6.5
y = 9/2x -6.5
4.5
6*-1=-6
-6/-4=1.5
1.5+3=4.5
