Given the following distribution for a stock's returns, calculate the standard deviation of its returns

Finance Nov 19, 2020

Given the following distribution for a stock's returns, calculate the standard deviation of its returns. Demand for the Company's Products | Probability of This Demand Occurring | Rate of Return If This Demand Occurs Weak 5% -23.00% Below average 25% -7.00% Average 40% 12.00% Above average 20% 19.00% Strong 10% 34.00% O 14.19% O 18.95% O 12.09% O 21.76% O 13.61%