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put Regression.VarianceObserved field name into camel case #10

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put Regression.VarianceObserved field name into camel case #10

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10 changes: 5 additions & 5 deletions regression.go
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ type Regression struct {
data []*dataPoint
coeff map[int]float64
R2 float64
Varianceobserved float64
VarianceObserved float64
VariancePredicted float64
initialised bool
Formula string
Expand Down Expand Up @@ -227,13 +227,13 @@ func (r *Regression) calcVariance() string {
obvar += math.Pow(r.data[i].Observed-obaverage, 2)
prvar += math.Pow(r.data[i].Predicted-praverage, 2)
}
r.Varianceobserved = obvar / float64(observations)
r.VarianceObserved = obvar / float64(observations)
r.VariancePredicted = prvar / float64(observations)
return fmt.Sprintf("N = %v\nVariance observed = %v\nVariance Predicted = %v\n", observations, r.Varianceobserved, r.VariancePredicted)
return fmt.Sprintf("N = %v\nVariance observed = %v\nVariance Predicted = %v\n", observations, r.VarianceObserved, r.VariancePredicted)
}

func (r *Regression) calcR2() string {
r.R2 = r.VariancePredicted / r.Varianceobserved
r.R2 = r.VariancePredicted / r.VarianceObserved
return fmt.Sprintf("R2 = %.2f", r.R2)
}

Expand Down Expand Up @@ -269,7 +269,7 @@ func (r *Regression) String() string {
str += fmt.Sprintf("%v\n", d)
}
fmt.Println(r.calcResiduals())
str += fmt.Sprintf("\nN = %v\nVariance observed = %v\nVariance Predicted = %v", len(r.data), r.Varianceobserved, r.VariancePredicted)
str += fmt.Sprintf("\nN = %v\nVariance observed = %v\nVariance Predicted = %v", len(r.data), r.VarianceObserved, r.VariancePredicted)
str += fmt.Sprintf("\nR2 = %v\n", r.R2)
return str
}