5. The graph of a function is a line that passes through the points (0,1) and
(3,10).
Part A
Which shows how to find the rate of
change for the function?
0-3
1 - 10
3-1
B
10 - 3
© 19-0
Part B
Write an equation in the form
y = mx + b for this function.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?