數據集Carseats {程序包ISLR中}
Sales of Child Car Seats(兒童汽車座椅銷售)
A simulated data set containing sales of child car seats at 400 different stores.(包含400個不同商店的兒童汽車座椅銷售的模擬數據集。)
A data frame with 400 observations on the following 11 variables.(對以下11個變量有400個觀測值的數據幀)
- Sales(銷售額):Unit sales (in thousands) at each location(單位銷售單位(千人))
- CompPrice(平價):Price charged by competitor at each location(競爭對手在每個地點收取的價格)
- Income(收入):Community income level (in thousands of dollars)(社區收入水平(千美元))
- Advertising(廣告):Local advertising budget for company at each location (in thousands of dollars)(每個地點的公司本地廣告預算(千美元))
- Population(人口):Population size in region (in thousands)(地區人口規模(千人))
- Price(價格):Price company charges for car seats at each site(價格公司對每個地點的汽車座位收費)
- ShelveLoc(擱置控制焦點):A factor with levels Bad, Good and Medium indicating the quality of the shelving location for the car seats at each site(一個水平爲壞的、好的和中等的因素,表明每個地點的汽車座椅擱置位置的質量)
- Age(年齡):Average age of the local population(當地人口平均年齡)
- Education(教育類):Education level at each location(各地方教育水平)
- Urban(城市):A factor with levels No and Yes to indicate whether the store is in an urban or rural location(一個等級爲“否”和“是”的因素來指示商店是否在城市或農村的位置。)
- US(美國):A factor with levels No and Yes to indicate whether the store is in the US or not(一個因子爲“否”和“是”,以指示商店是否在美國。)
Simulated data(模擬數據)
Games, G., Witten, D., Hastie, T., and Tibshirani, R. (2013) An Introduction to Statistical Learning with applications in R, www.StatLearning.com, Springer-Verlag, New York
|