11.) find the slope of the line that passes through the pair of points.
(–5.5, 6.1), (–2.5, 3.1)

a.) - 3/8

b.) -1

c.) 3/8

d.) 1

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places