Given the holding-period returns shown here, compute the average returns and the standard deviations for the Corporation and for the market.
Month 1, Corp 6%, Market 4%
Month 2, Corp 3%, Market 2%
Month 3, Corp -1%, Market 1%
Month 4, Corp -3%, Market -2%
Month 5, Corp 5%, Market 2%
Month 6, Corp 0%, Market 2%
Support with calculations.