How do you use a graphing calculator to find the line of best fit?

1 Answer
Jun 21, 2015

Answer:

I think what you are looking for is Linear Regression calculation, such as provided by the good old Commodore SR4190R. Does your calculator support it?

Explanation:

See for example,

Calculator Help: regressions

for the TI-83 and TI-84 calculators.