In testing a certain kind or truck tire over rugged terrain, it is found that 20% of the trucks fail to complete the test run without a blowout. Of the next 13 trucks tested, find the probability that...

Extracted text: In testing a certain kind or truck tire over rugged terrain, it is found that 20% of the trucks fail to complete the test run without a blowout. Of the next 13 trucks tested, find the probability that (a) from 2 to 6 have blowouts, (b) fewer than 4 have blowouts, and (c) more than 5 have blowouts.