The department of transportation’s study on driving speed and miles per gallon for midsize automobiles resulted in the data below. Plot the speed and miles per gallon using a scatter plot with speed on the horizontal axis. Compute the sample mean and standard deviation for each variable. Compute the sample correlation coefficient. Is there a positive or negative correlation between these two variables? Speed (Miles per Hour) 30 50 40 55 30 25 60 25 50 55 Miles per Gallon 28 25 25 23 30 32 21 35 26 25

The department of transportation’s study on driving speed and miles per gallon for midsize automobiles resulted in the data below. Plot the speed and miles per gallon using a scatter plot with speed...

The department of transportation’s study on driving speed and miles per gallon for midsize automobiles resulted in the data below.
1. Plot the speed and miles per gallon using a scatter plot with speed on the horizontal axis.
2. Compute the sample mean and standard deviation for each variable.
3. Compute the sample correlation coefficient. Is there a positive or negative correlation between these two variables?

Speed (Miles per Hour)	30	50	40	55	30	25	60	25	50	55
Miles per Gallon	28	25	25	23	30	32	21	35	26	25

Jun 10, 2022