Homework 8 . 2 ' . Progress 5; Score: 3111 4/9 answered .Question6 " The data below was collected from manufacturer advertisements of their vehicles horsepower and highway gas mileage (mpg). Use this data to answer the following questions. 1. Find the the correlation coefficient. Round your final answer to four decimal places. " i ' v i 1': 2. Write the regression equation below. Round all numbers to four decimal places. 22=| ' 3. Using the data shown above,predict the the highway gas mileage (mpg). for a car that has a horsepower of 225. Round your final answer to two decimal places. _____. l l L 7 I 4. What percentage of variation in highway gas mileage (mpg) can be explained by horsepower? Round your firialanswerjo two decimal places. im? % i Question Help: 8 Message instructor 37 - e f a o