5 Suppose the annual return on Disney stock follows a normal distribution, with mean .12 and standard deviation .30.

a What is the probability that Disney’s value will decrease during a year?

b What is the probability that the return on Disney during a year will be at least 20%?

c What is the probability that the return on Disney during a year will be between 6% and 9%?

d There is a 5% chance that the return on Disney during a year will be greater than or equal to .

e There is a 1% chance that the return on Disney during a year will be less than .

f There is a 95% chance that the return on Disney during a year will be between and .