Friday, March 29, 2024
r programming

What is Random Sampling and How to run it in R

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We will walk you through how to run random sampling in R, but first lets discuss what is random sampling and why is it...

How to generate random numbers and set seeds in R

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Lets learn how to generate random numbers in R. There might be occasions where you'd want to draw random numbers but want to be...
r programming

How to use the str function in R

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What is str? Str is a compact way to display the structure of an R object. This allows you to use str as a...
r programming

Learn how to use lapply in R

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The lapply function in R applies a function to elements in a list or a vector and returns the results in a list. lapply(list,...

How to use the Apply function in R

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Previously we showed you how to write a loop in R. Very often it's a better idea to use the apply function in R...
r programming

How to program a For Loop in R

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Just apply! What does that even mean? Well, some R programmers will tell you to use the apply function (lapply or sapply) to loop....
r programming

R Programming: Example of how to write a function in R

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What is a function? A function allows you to create a program that has a set of instructions that you use repeatedly or contains...
r programming

How to learn R programming

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If you've wanted to learn R programming but didn't know where to start there is a great R packaged called Swirl that teaches you...

R Studio: How to replace row header names with your names

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Check out the solution to this problem on the new data science solutions site I created Stathole.com.
data science

Error: Cannot change working directory in R Studio

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I had initially set it to be setwd(“Users/myname/datascience”) make sure you have the initial / so it is this: setwd("/Users/charliecraine/datascience") another method is that under the Files...
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