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
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
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
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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