Line of Best Fit Using a Graphing Calculator So which line is the REAL "line-of-best-fit"?In the lesson on Line of Best Fit (without the graphing calculator), we discovered that finding the line-of-best-fit may lead to many "different" equations depending upon the points chosen to construct the line.Simply stated, the graphing calculator has the capability of … [Read more...] about Line of Best Fit Using a Graphing Calculator