Based on the following information, calculate the geometric average return, arithmetic average return, variance, and standard deviation for the stock. Year Return 1 10% 2 -5% 3 15% 4 20% Draw and...

1. Based on the following information, calculate the geometric average return, arithmetic average return, variance, and standard deviation for the stock.

Draw and label a graph of a normal distribution using the mean and standard deviation. How many observations are typically required to approach a normal distribution? Compare and contrast the geometric and arithmetic average returns.