R语言数据集|Carseats|儿童汽车座椅销售

数据集Carseats {程序包ISLR中} 


Sales of Child Car Seats(儿童汽车座椅销售)

  • Description(描述)

A simulated data set containing sales of child car seats at 400 different stores.(包含400个不同商店的儿童汽车座椅销售的模拟数据集。)

  • Format(格式)

A data frame with 400 observations on the following 11 variables.(对以下11个变量有400个观测值的数据帧)

  • 变量描述
  1. Sales(销售额):Unit sales (in thousands) at each location(单位销售单位(千人))
  2. CompPrice(平价):Price charged by competitor at each location(竞争对手在每个地点收取的价格)
  3. Income(收入):Community income level (in thousands of dollars)(社区收入水平(千美元))
  4. Advertising(广告):Local advertising budget for company at each location (in thousands of dollars)(每个地点的公司本地广告预算(千美元))
  5. Population(人口):Population size in region (in thousands)(地区人口规模(千人))
  6. Price(价格):Price company charges for car seats at each site(价格公司对每个地点的汽车座位收费)
  7. ShelveLoc(搁置控制焦点):A factor with levels Bad, Good and Medium indicating the quality of the shelving location for the car seats at each site(一个水平为坏的、好的和中等的因素,表明每个地点的汽车座椅搁置位置的质量)
  8. Age(年龄):Average age of the local population(当地人口平均年龄)
  9. Education(教育类):Education level at each location(各地方教育水平)
  10. Urban(城市):A factor with levels No and Yes to indicate whether the store is in an urban or rural location(一个等级为“否”和“是”的因素来指示商店是否在城市或农村的位置。)
  11. US(美国):A factor with levels No and Yes to indicate whether the store is in the US or not(一个因子为“否”和“是”,以指示商店是否在美国。)
  • Source(来源)

Simulated data(模拟数据)

  • References(工具书类)

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

 

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