Hello can I please help have with these? This should to be done using the desmos free graphing calculator please. Thank you so much

The following table presents interest rates, in percent, for 30-year and 15-year fixed-rate mortgages, for January through December in a recent year. 30-year 15-year 3.92 3.20 3.89 3.16 3.95 3.20 3.91 3.14 3.80 3.03 3.68 2.95 3.55 2.85 3.60 2.86 3.47 2.78 3.38 2.69 3.35 2.66 3.35 2.66 Source: Freddie Mac 14. Construct a scatter plot of the 15-year rate (y) versus the 30-year rate (x). 15. Compute the correlation coefficient between 30-year and 15-year rates. 16. When the 30-year rate is below average, would you expect the 15-year rate to be above or below average? Explain