See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
yyy depends on xxx
Squares of vertical distances
Predicting outside the data range
Data is linearly correlated
b=SxySxxb = \frac{S_{xy}}{S_{xx}}b=SxxSxy
a=yˉ−bxˉa = \bar{y} - b\bar{x}a=yˉ−bxˉ
Increase in yyy per unit increase in xxx
Yes, within data range
No, outside data range
The control variable
Select your subjects, and get access to A+ resources today.