Evelyn has a 012 probability of finding a legal parking spor

Evelyn has a 0.12 probability of finding a legal parking sport in front of the company where she works. What is the probability that she will find a spot on exactly 3 of the 5 days of her work week? (Round answer to the nearest thousandth. Show work

Solution

P(finds on exactly 3 days) = P(finds on any 3 days and doesn\'t find on remaining 2 days)

=5C3 *(0.12)^3* (1-0.12)^2
=10 * (0.12)^3 *(1-0.12)^2
= 0.0134