Trending questions in Data Analytics

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Inline eding a column data in Power BI report

HI, Is there any way to edit the ...READ MORE

Jul 12, 2022 in Data Analytics by santosh
edited Mar 4 • 24 views
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How to use the strsplit function with a period

Since the dot has a specific meaning ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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StepAIC() stopping point

Square RSS Df Sum AIC 169 61.3 ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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if - else if - else statement and brackets

When the first if is followed by ...READ MORE

Jun 14, 2022 in Data Analytics by Sohail
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Extracting the last n characters from a string in R

The final n characters of a string ...READ MORE

Jun 27, 2022 in Data Analytics by avinash
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Polynomials as functions in R

 this will work _polynomial = function(x) { ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Send str() output to View()

A dataset containing 313 variables is the ...READ MORE

Jun 30, 2022 in Data Analytics by avinash
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R: use of "where" to select rows by matching an element from a list

I'm trying to utilise R's "where" function ...READ MORE

Jun 10, 2022 in Data Analytics by Avinash
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How can I make a list of lists in R?

Lists of lists are simple to create. list1 ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Load csv file in R

Is it possible to import a csv ...READ MORE

Jun 30, 2022 in Data Analytics by avinash
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How do I convert a factor into date format?

That was close. The as needs to ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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understanding sapply function in r

Do you read 2? sapply. Either a ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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pass character strings to ggplot2 within a function

In order to streamline my work process, ...READ MORE

Jun 24, 2022 in Data Analytics by Avinash
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How can I rbind multiple single-value rows to my data.frame?

0 What follows functions as expected: Data.frame(c(1, 2, 3)) ...READ MORE

Jun 24, 2022 in Data Analytics by Avinash
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Standard Deviation in R Seems to be Returning the Wrong Answer - Am I Doing Something Wrong?

An easy illustration of standard deviation calculation: The ...READ MORE

Jun 27, 2022 in Data Analytics by avinash
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Use of ggplot() within another function in R [closed]

Using the ggplot2 package, I'm attempting to ...READ MORE

Jun 22, 2022 in Data Analytics by avinash
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closed Jun 22, 2022 by avinash • 649 views
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Using One Sample Kolmogorov Smirnov Test in R for in-group Variation/ Distribution

0 In order to compare the voice characteristics ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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How to use the switch statement in R functions?

Switch definitely wasn't intended to operate this ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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What happens when prob argument in sample sums to less/greater than 1?

Excellent query. The documentation is ambiguous on ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Why 'nrow()' function doesn't seem to work within 'summarise()' function?

See the code below: library(dslabs) \sdata(gapminder) gapminder percent > ...READ MORE

Jun 27, 2022 in Data Analytics by avinash
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Difference between paste() and paste0()

paste possesses 3 arguments. (paste, sep = " ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Looping with arima in R

I'm attempting to use the for function ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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How to use Aggregate function in R

Where dat is the name of your ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Understanding output of rbind function when a list is passed as argument

While using R to practise fundamental matrices ...READ MORE

Jun 24, 2022 in Data Analytics by Avinash
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Get row and column indices of matches using `which()`

months and 9 years ago updated ten months ...READ MORE

Jun 27, 2022 in Data Analytics by avinash
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Create line graph with multiple lines in R

You must first restructure your dataset into ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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What is meant by "An Object" when we use Str() Function in R

Everyone agrees that str() reveals an object's ...READ MORE

Jun 23, 2022 in Data Analytics by avinash
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Why 'nrow()' function doesn't seem to work within 'summarise()' function?

See the code below: library(dslabs) data(gapminder) differenceminder percent > percent filter(year% ...READ MORE

Jul 5, 2022 in Data Analytics by avinash
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edited Mar 4 • 17 views
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Use of $ and %% operators in R

According to help('percent in percent'), percent in ...READ MORE

Jun 23, 2022 in Data Analytics by Sohail
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What's the use of which?

I'm trying to get a handle on ...READ MORE

Jun 23, 2022 in Data Analytics by avinash
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setwd() in the current working dir

# set the working directory to the ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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tidyr: using mutate inside a function

We could translate it to a symbol ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Mean of categorical variables from plyr package

df<-data.frame(risk= rep(c("ADV","HHM","POV"),10), ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Is there a quantile function in R that includes both given x and given probs?

I need a R function that computes ...READ MORE

Jun 23, 2022 in Data Analytics by avinash
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Counting the number of elements with the values of x in a vector

You may simply use the table() method: > ...READ MORE

Jun 14, 2022 in Data Analytics by Sohail
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paste() within another function

I'm not clear why the first function ...READ MORE

Jun 24, 2022 in Data Analytics by Avinash
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R package: Write own summary function (method)

I created a R package that fits ...READ MORE

Jun 14, 2022 in Data Analytics by Avinash
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Why variance in R is different? [duplicate]

There are usually two methods for calculating ...READ MORE

Jun 14, 2022 in Data Analytics by Sohail
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R: Comment out block of code [duplicate]

The majority of editors use a short ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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How to find the statistical mode?

There is one more option that applies ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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Error in xy.coords(x, y, xlabel, ylabel, log) : 'x' and 'y' lengths differ

Hi, so I am a new Rstudio ...READ MORE

Jun 30, 2022 in Data Analytics by ธีระบูลย์
edited Mar 4 • 23 views
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What does na.rm=TRUE actually means?

Whenever we want to have NA in ...READ MORE

Jun 9, 2022 in Data Analytics by Avinash
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Send str() output to View()

A dataset containing 313 variables is the ...READ MORE

Jun 30, 2022 in Data Analytics by avinash
 • 1,840 points
edited Mar 4 • 19 views
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How to rename a single column in a data.frame?

data.rename(columns={'gdp':'log(gdp)'}, inplace=True) The rename show that it accepts a dict ...READ MORE

Jun 24, 2022 in Data Analytics by Sohail
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How can I create a correlation matrix in R?

An example, d <- data.frame(x1=rnorm(10), ...READ MORE

Jun 14, 2022 in Data Analytics by Sohail
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https://www.edureka.co/community/183864/mean-of-categorical-variables-from-plyr-package

I'm modelling with the fpp2 package's data ...READ MORE

Jun 17, 2022 in Data Analytics by Avinash
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Function to clear the console in R and RStudio

I'm curious if there is a way ...READ MORE

Jun 10, 2022 in Data Analytics by Avinash
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pass character strings to ggplot2 within a function

In order to streamline my work process, ...READ MORE

Jun 24, 2022 in Data Analytics by Avinash
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edited Mar 4 • 22 views
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TypeError: 'tuple' object is not callable

Hi, @Prasanna, The “TypeError: ‘tuple’ object is not ...READ MORE

Nov 10, 2020 in Data Analytics by Gitika
 • 65,770 points • 25,480 views
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Using dcast to widen a data frame

I've got the following data set: data.frame(z, z, ...READ MORE

Jun 20, 2022 in Data Analytics by Avinash
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edited Mar 4 • 22 views
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