In econ 31 last spring, the mean midterm scores is 80 with a standard deviation of 15, so does the scores on the final. the correlation between the midterm scores and final scores is 0.5. use the given information to estimate the average final score for students whose midterm score was 85.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?

The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia