Question: Suppose the annual return on XYZ stock follows a normal distribution with mean 12% and standard deviation 30%

1. What is the probability that XYZ's value will decrease during a year?

2. What is the probability that the return on XYZ during a year will be at least 20%?

3. What is the probability that the return on XYZ during a year will between -6% and 9%?

4. There is a 5% chance that the return on XYZ during a year will be greater than what value?

5. There is a 1% chance that the return on XYZ during a year will be less than what value?

6. There is a 95% chance that the return on XYZ during a year will be between which two values ( equidistant from the mean)?