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Split-line Regression Options

Use this to set options for a split-line regression.

Display

Specifies the output to be displayed.

Model Displays the model.
Summary Summary of the analysis.
Estimates Displays estimates of the parameters and confidence interval for the x location of the intersection (or breakpoint) of the lines.
Fitted values Displays the fitted values.
Intercepts Displays the x-value at which the model intercepts the y-axis, and the y-value at which it intercepts the x-axis.

Confidence limit (%)

Specifies the confidence limit for the x location of the intersection (or breakpoint) of the lines. This value should be supplied as a percentage.

Specifies the number of grid points used in the initial search for the best point.

Graphics

Specifies the plots to be displayed.

Breakpoint Partial likelihood plot displaying the approximate F ratio for the model for a range of positions of the breakpoint between the lines.
Lines plot Lines plot of the fitted lines.
Model-checking Composite plot of a histogram, Normal plot, half-Normal plot and residuals against fitted values.

See also

Updated on June 13, 2019

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