b) Explain any two (2) purposes of measuring a standard deviation. (4 marks) c) Fixed income investments can serve as a safety net. However, fluctuating interest rates can pose challenges and investors should understand the possible impact before rates begin to move. Based on that situation, elaborate any two (2) strategies for a low interest rate environment. (4 marks) b) Explain any two (2) purposes of measuring a standard deviation. (4 marks) c) Fixed income investments can serve as a safety net. However, fluctuating interest rates can pose challenges and investors should understand the possible impact before rates begin to move. Based on that situation, elaborate any two (2) strategies for a low interest rate environment. (4 marks)