Last Update: March 22, 2022
My online video tutorials are hosted at YouTube channel.
For learning this concept, you can view my online video tutorial: Linear Regression: Residual Standard Error in R.
Video Code
1. Package
library(AER)2. Data
data(HousePrices)3. Model
mlr <- lm(formula = price ~ lotsize + bedrooms, data = HousePrices)4. Results
summary(mlr)
smlr <- summary(mlr)
smlr$sigma
sqrt(sum(mlr$residuals^2)/mlr$df.residual)
Courses
My online courses are hosted at Teachable website.
For more details on this concept, you can view my Linear Regression in R Course.