a grocery store manager has data concerning their sales of fresh produce over a 20 year period.

a grocery store manager has data concerning their sales of fresh produce over a 20 year period..

a grocery store manager has data concerning their sales of fresh produce over a 20 year period. The manager plugs their data into excel and without plotting comes up with the equation for the regression line. Using this equation they estimate the produce sales for the upcoming year. What mistakes did they make? Explain.

a grocery store manager has data concerning their sales of fresh produce over a 20 year period.