Tag Archives: learn to program SAS

Data Science

Convert CSV to RDS When Using R for Easier Data Handling

Posted on by Monika Wahi
If you want to use R for a project and the source CSV is very big, it can improve input/output efficiency to convert the file to an RDS.
25
Mar

Convert CSV to RDS is what you want to do if you are working with big data files in R GUI and want to improve efficiency. Read my blog post for an explanation and video demonstrations of this process!

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Data Science

GPower Case Example Shows How to Calculate and Document Sample Size

Posted on by Monika Wahi
This case example shows a use case where we estimated sample size in GPower under different conditions.
18
Feb

GPower case example shows a use-case where we needed to select an outcome measure for our study, then do a power calculation for sample size required under different outcome effect size scenarios. My blog post shows what I did, and how I documented/curated the results.

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Data Science

Variable Names in SAS and R Have Different Restrictions and Rules

Posted on by Monika Wahi
You need to come up with names of variables in SAS and in R, but they need to be compatible with both languages if you are running a data warehouse.
04
Feb

Variable names in SAS and R are subject to different “rules and regulations”, and these can be leveraged to your advantage, as I describe in this blog post.

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Data Science

Referring to Variables in Processing Data is Different in SAS Compared to R

Posted on by Monika Wahi
When doing data processing, especially extract-transform-load (ETL) into a data warehouse, you might need to refer to the variables in your code, and it's done differently in SAS vs. R.
28
Jan

Referring to variables in processing is different conceptually when thinking about SAS compared to R. I explain the differences in my blog post.

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