Expected return

A stock's returns have the following distribution:

Demand for the Company's Products	Probability of This Demand Occurring	Rate of Return If This Demand Occurs
Weak	0.1	-30%
Below average	0.2	-10
Average	0.4	14
Above average	0.2	34
Strong	0.1	57
1.0

1. A) Calculate the stock's expected return. Round your answer to two decimal places.%
2. B) Calculate the stock's standard deviation. Do not round intermediate calculations. Round your answer to two decimal places.%