If you only wanted to examine the numeric data attributes for the gears, ignoring any columns containing non-numeric or ID values, how would you reduce the columns in your data frame?   Right click on the unwanted columns and choose delete R cannot remove unwanted columns Use column indexing [ ] Use the subset() function

Np Ms Office 365/Excel 2016 I Ntermed
1st Edition
ISBN:9781337508841
Author:Carey
Publisher:Carey
Chapter5: Working With Excel Tables, Pivottables, And Pivotcharts
Section: Chapter Questions
Problem 11RA
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If you only wanted to examine the numeric data attributes for the gears, ignoring any columns containing non-numeric or ID values, how would you reduce the columns in your data frame?

 
  • Right click on the unwanted columns and choose delete
  • R cannot remove unwanted columns
  • Use column indexing [ ]
  • Use the subset() function
  •  
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