plot_regr: compstatslib plot_regr() function

In soumyaray/compstatslib: Interactive tools and plotting functions to teach or learn basic concepts in computational statistics

compstatslib plot_regr() function

Description

Non-interactive visualization function that plots given points, regression line and relevant statistics.

Usage

plot_regr(points, ...)

Arguments

points	A dataframe of *x* and *y* coordinates to plot.
regression	A logical parameter that plots a regression line when set to TRUE and hides it when set to FALSE. It is set to TRUE by default.
stats	A logical parameter that displays the relevant statistics on the plot area when set to TRUE; it hides them when set to FALSE. It is set to TRUE by default.

Value

A dataframe containing the points coordinates. Additionally, the following parameters are provided on the plot area:

Raw intercept	The y-coordinate at which the regression line crosses the y-axis.
Raw slope	The value of the slope parameter.
Correlation	The strength of the linear relationship.
SSR	The sum of squares regression.
SSE	The sum of squares error.
SST	The sum of squares total.
R-squared	The multiple coefficient of determination.

See Also

interactive_regression

Examples

points <- data.frame(x = c(1, 3, 5, 8), y = c(2, 4, 6 ,8))

plot_regr(points)

soumyaray/compstatslib documentation built on March 11, 2023, 8:39 p.m.