MT 2023-24 - DATS

PDF:
Soluzione: [[2023-24-MUM-DATS_Partial-Sol.pdf]]

Domande

• Why do we say that there is relation between freshman and stndfnl when the $R^2$ value is low and equal to 0.007856995? ✅ 2024-11-26
• How to read the catdes$category output? ✅ 2024-11-26

Question 9:

• How to read boxplot? ✅ 2024-11-14
• why do the t.test? ✅ 2024-11-14
  • Because you could say it's normal if you don't yse the shapirto test
• How to read lm(Y~A) results? ✅ 2024-11-14
  • Don't have to do it

Question 10:

Class attendance Data

Load attendraw.RData file in your current R or RStudio session. Selected numeric target is stndfnl (standardized final exam score) and let freshman status be the qualitative target. Prepare your dataset to represent factors in a suitable way.