Three runners competed in a race. data were collected at each mile mark for each runner. if the runner ran at a constant pace, the data would be linear. a regression line fitted to their data. uses the residual plots to decide which data set is best fit by the regression line, and then identify the runner that kept the most consistent pace.

B I got it correct in algebra1 sem2 a p e x

Step-by-step explanation:

At first my instinct when I took the test was "Has to be B!" Then I made sure by asking . This is because the more I thought about it the more I thought about A being right and B being wrong. The straightest will be correct in this case. Follow your instinct, not immediately, but after reading it a couple more times.

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this

i do not know the answer

step-by-step explanation: