17. The accompanying table shows eleven altitudes (in thousands of feet) and the speeds of sound (in feet per second) at these altitudes. Speed of Altitude, x sound, y 0 1116 5 1095 10 1078 a. Display the data in a scatter plot. 15 1058 Note: You can construct it on the calculator, you do not need to draw it here.) 20 1036 25 1016 30 996.6 35 970.9 40 966.7 45 50 966.7 966.7 b. Calculate the sample correlation coefficient r. (Round to three decimal places, as needed.) c. Describe the type of correlation, if any, (by MyStatLab's criteria) and interpret the correlation in the context of the data.