// preformRegression performs a linear regression of create repo counts vs. day. func performRegression(counts [][]int) *regression.Regression { var r regression.Regression r.SetObserved("count of created Github repos") r.SetVar(0, "days since Jan 1 2013") for _, count := range counts { r.Train(regression.DataPoint( float64(count[1]), []float64{float64(count[0])})) } r.Run() return &r }