1. Statistical Reference Guide
  2. Fit model
  3. Linear fit

Plotting residualsPlot the residuals to check the fit and assumptions of the model.

  1. Activate the analysis report worksheet.
  2. On the Analyse-it ribbon tab, in the Diagnostics group, click Residuals, and then click:
    Option Description
    Residual Plot the residuals.
    3-up Plot the residuals and a histogram and normal plot.
    5-up Plot the residuals, a histogram and normal plot, a sequence plot, and a lag plot.
    The analysis task pane, the Residuals panel opens.
  3. In the Residuals drop-down list, select:
    Option Description
    Raw Plot the raw residual Y - Y fitted.
    Standardized Plot the standardized residual (Y - Y fitted) / SE.
  4. Optional: To test the normality of the residuals, On the Analyse-it ribbon tab, in the Diagnostics group, click Test Normality.
  5. Optional: To test for autocorrelation amongst the residuals, On the Analyse-it ribbon tab, in the Diagnostics group, click Test Autocorrelation.
  6. Click Recalculate.
Available in
Standard Edition Method Validation Edition Medical Edition Quality Control & Improvement Edition Ultimate Edition

From the Statistical Reference Guide for Analyse-it 6.24.0: https://analyse-it.com/docs/user-guide/fit-model/linear/plotting-residuals

Statistical Reference Guide v6.24.0

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