Statistics & Probability
Regression Slope
Least-squares slope of y on x.
Formula
Formula
m = nΣxy − ΣxΣynΣx2 − (Σx)2
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| x, y | paired data | list of real numbers | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenx = 1, 2, 3, 4, 5, y = 2, 4, 5, 4, 5
Result0.6
Example 2
Givenx = 0, 1, 2, y = 1, 3, 5
Result2