More Functions in dplyr Package - English
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About the dplyr package installation
i have already installed packages like dplyr and magittr but it is still showing erroe as > library(dplyr)Error: package or namespace load failed for ‘dplyr’ in loadNamespace(j <- i[[1L]], c(lib.loc, .libPaths()), versionCheck = vI[[j]]): there is no package called ‘magrittr’
04-05M 10-20S 2101SiddhiS
Answer last updated on: Jan. 29, 2021, 5:41 p.m.
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About the dplyr package installation
i have already installed packages like dplyr and magittr but it is still showing erroe as > library(dplyr)Error: package or namespace load failed for ‘dplyr’ in loadNamespace(j <- i[[1L]], c(lib.loc, .libPaths()), versionCheck = vI[[j]]): there is no package called ‘magrittr’
04-05M 10-20S 2101SiddhiS
Answer last updated on: Jan. 29, 2021, 5:41 p.m.
-
About the dplyr package installation
i have already installed packages like dplyr and magittr but it is still showing erroe as > library(dplyr)Error: package or namespace load failed for ‘dplyr’ in loadNamespace(j <- i[[1L]], c(lib.loc, .libPaths()), versionCheck = vI[[j]]): there is no package called ‘magrittr’
04-05M 10-20S 2101SiddhiS
Answer last updated on: Jan. 29, 2021, 3:39 p.m.
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Mutate function
If we want to add variables in between two column, can we use mutate function for that ?As mutate function add variables (column) always at last.
08-09M 40-50S mzaid
Answer last updated on: May 28, 2020, 10:33 p.m.
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doubt in assignment
for the assignment...airquality data set is html file.how to read it and store in a variable.
07-08M 10-20S archana.naware@gmail.com
Answer last updated on: May 2, 2020, 1:03 a.m.
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1
Overview of R and RStudio -
2
Installing R and RStudio on Linux -
3
Installing R and RStudio on Windows -
4
Introduction to basics of R -
5
Introduction to Data Frames in R -
6
Introduction to RStudio -
7
Introduction to R script -
8
Working directories in RStudio -
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Indexing and Slicing Data Frames -
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Creating Matrices using Data Frames -
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Operations on Matrices and Data Frames -
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Merging and Importing Data -
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Data types and Factors -
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Lists and its Operations -
15
Plotting Histograms and Pie Chart -
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Plotting Bar Charts and Scatter Plot -
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Introduction to ggplot2 -
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Aesthetic Mapping in ggplot2 -
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Data Manipulation using dplyr Package -
More Functions in dplyr Package -
21
Pipe Operator -
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Conditional Statements -
23
Functions in R
Questions posted on ST Forums:
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Outline:
Functions in the dplyr package Select multiple variables in a data frame Remove variables from a data frame Use of select function Use of starts_with function Change the name of a variable Use of rename function Create a new variable from existing variables Use of mutate function Property of mutate function
| Width: | 894 | Height: | 640 |
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| Duration: | 00:10:27 | Size: | 4.8 MB |
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