PROC TTEST: SAS for Beginners (Lesson 18) скачать в хорошем качестве

PROC TTEST: SAS for Beginners (Lesson 18)

Hi all, Today we are learning how to perform statistical tests in SAS. First, hypothesis test that is up is the T-Test! The TTest is used to compare two group means and is very common in statistics, data analytics, data science, etc. We are going to to learn when to use ttest, examples, and how to perform one in SAS. To follow along please download the FREE SAS OnDemand for Academics (Video here):    • Intro to SAS Studio (SAS OnDemand for...   Here is the data step code for one of our examples (copy and paste it in SAS Studio): data bodyfat; input Group $ bodyfatpct @@; datalines; Male 16.2 Male 17.4 Female 22.3 Female 21.2 Female 27.8 Female 18.3 Male 19.2 Male 14.2 Male 20.2 Male 16.5 Female 19.8 Female 22.6 Male 17.2 Male 13.2 Female 20.1 Female 18.9 Female 21.3 Female 22.7 Female 26.8 Female 20.9 Male 16.7 Male 15.8 Male 14.8 Male 22.9 Male 18.8 Male 21.7 Male 17.7 Male 18.9 Female 23.2 Female 24.7 Female 26.8 Female 23.4 ; run; Please like, comment, and subscribe :)