Please help me answer the following question along with the other parts of it with clear answers. Thank you

Part 3 of the question: The 95% confidence interval of Long-Term Gov't of Canada Bonds is between?

Part 4 of the question: The 95% confidence interval of Canadian Treasury Bills is between

Calculate the 95% confidence intervals for the four different investments included in the following table. S&P TSX Composite Index 11.16 16.09 S&P 500 Index in CAD 8.04 16.85 Long-Term Gov't of Canada Bonds 7.47 11.28 Canadian Treasury Bills 5.44 3.99 Average Return (%) Standard Deviation of Returns (%) The 95% confidence interval of the S&P TSX Composite Index is between 21.02 % and 42.70 % (Round to two decimal places. Use ascending order.) The 95% confidence interval of the S&P 500 Index in CAD is between % and %. (Round to two decimal places. Use ascending order.) %