Problem 18 Intro The following table shows realized rates of return for two stocks.

	A	B	C
1	Year	Stock A	Stock B
2	1	14%	13%
3	2	-21%	-14%
4	3	-6%	-8%
5	4	5%	28%
6	5	14%	8%
7	6	9%	6%

Attempt 1/10 for 10 pts.

Part 1

What is the arithmetic average return for stock B?

Part 2

What is the variance of stock A?

Part 3

What is the variance of stock B?

Attempt 1/10 for 10 pts.

Part 4

What is the standard deviation of stock A?

Part 5

What is the standard deviation of stock B?