A sample containing years to maturity and yield (%) for 40 corporate bonds is contained in the data file named CorporateBonds.?

(a) Develop a scatter diagram of the data using x : years to maturity as the independent variable. 10 - 10 - 10 9 9 9 s ' 3 ' s 7 c 7 7 3 6 E 6 g .0 t 3 6 " 5 ' 5 0 ' 5 :5; 4 '53 4 ' 0 g o F" 4 3 3 3 2 2 2 1 1 1 I] D D O 5 10 15 20 25 30 35 D 5 10 15 20 25 SD 35 D 5 10 15 20 25 30 35 0 Years to Maturity (D 0 Years to Maturity (D 0 Years to Maturity 10 9 8 o 7 E 6 '3 5 $1 4 3 2 1 D 05101520253035 0 YearstoMaturity G)