Linear regression
and
correlation coefficient
. Enter x and y of the data and (possibly) the P
through which the graph is constrained to pass (if you don't put anything, the centroid is taken)
P:
x
separated by "
,
" ↑ -
y
separated by "
,
" ↓
y =
x +
xM
yM
← ↑
Round according to the context!
correlation coefficient
examples