According to a September 2008 poll and report done by Pew/Internet, 62% of employed adults use the Internet or email on their jobs. Using the normal approximation, what is the probability that in a random sample of 150 employed adults, less than 60% use the Internet or email on their jobs?
a) 0.1587
b) 0.8413
c) 0.025
d) 0.975