Carseats: Sales of Child Car Seats
In ISLR: Data for an Introduction to Statistical Learning with Applications in R

Description Usage Format Source References Examples

A simulated data set containing sales of child car seats at 400 different stores.

Carseats

A data frame with 400 observations on the following 11 variables.

Sales: Unit sales (in thousands) at each location
CompPrice: Price charged by competitor at each location
Income: Community income level (in thousands of dollars)
Advertising: Local advertising budget for company at each location (in thousands of dollars)
Population: Population size in region (in thousands)
Price: Price company charges for car seats at each site
ShelveLoc: A factor with levels Bad, Good and Medium indicating the quality of the shelving location for the car seats at each site
Age: Average age of the local population
Education: Education level at each location
Urban: A factor with levels No and Yes to indicate whether the store is in an urban or rural location
US: A factor with levels No and Yes to indicate whether the store is in the US or not

Simulated data

James, G., Witten, D., Hastie, T., and Tibshirani, R. (2013) An Introduction to Statistical Learning with applications in R, https://www.statlearning.com, Springer-Verlag, New York

1 2	summary(Carseats) lm.fit=lm(Sales~Advertising+Price,data=Carseats)

     Sales          CompPrice       Income        Advertising    
 Min.   : 0.000   Min.   : 77   Min.   : 21.00   Min.   : 0.000  
 1st Qu.: 5.390   1st Qu.:115   1st Qu.: 42.75   1st Qu.: 0.000  
 Median : 7.490   Median :125   Median : 69.00   Median : 5.000  
 Mean   : 7.496   Mean   :125   Mean   : 68.66   Mean   : 6.635  
 3rd Qu.: 9.320   3rd Qu.:135   3rd Qu.: 91.00   3rd Qu.:12.000  
 Max.   :16.270   Max.   :175   Max.   :120.00   Max.   :29.000  
   Population        Price        ShelveLoc        Age          Education   
 Min.   : 10.0   Min.   : 24.0   Bad   : 96   Min.   :25.00   Min.   :10.0  
 1st Qu.:139.0   1st Qu.:100.0   Good  : 85   1st Qu.:39.75   1st Qu.:12.0  
 Median :272.0   Median :117.0   Medium:219   Median :54.50   Median :14.0  
 Mean   :264.8   Mean   :115.8                Mean   :53.32   Mean   :13.9  
 3rd Qu.:398.5   3rd Qu.:131.0                3rd Qu.:66.00   3rd Qu.:16.0  
 Max.   :509.0   Max.   :191.0                Max.   :80.00   Max.   :18.0  
 Urban       US     
 No :118   No :142  
 Yes:282   Yes:258