OOP and Data Management Quiz
Flashcard
•
Computers
•
University
•
Practice Problem
•
Hard
JEYARANI. R DCFS
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13 questions
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1.
FLASHCARD QUESTION
Front
Purpose of I/O operations in R?
Back
To read/write data to external files or console.
2.
FLASHCARD QUESTION
Front
Function to read a CSV in R?
Back
read.csv()
3.
FLASHCARD QUESTION
Front
'na.strings' in read.csv function
Back
Handles missing values
4.
FLASHCARD QUESTION
Front
Common R package for web scraping?
Back
rvest
5.
FLASHCARD QUESTION
Front
Equation for simple linear regression model?
Back
y = mx + c + e
6.
FLASHCARD QUESTION
Front
'legend' function in R graphics:
Back
Creates a descriptive legend for the plot.
7.
FLASHCARD QUESTION
Front
Function to add custom labels to a graph?
Back
text()
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