## R ClassRoom

#### About R

R is a popular "alternative" statistical software. We like R
because it is free; more importantly it is powerful and
flexible.
Thanks to the creators and contributors of R!
#### Software, Manual, Packages

You can get all of them from the official
R project site. NTU hosts a mirror
site for users in Taiwan. Also there is a local mirror at AM,
NDHU

R
2.1.0 for Win
#### Notes ( with R sample programs)

- Data Import and Summary
(Numerical/Graphical)
- Random number generating and data summary: Experiment
with R
- Sensitivity of LSE to
outliers and
influential points
- Simple linear
model is not enough.
- Recreating the Table and
Fig of NKNW (also,
loading the textbook dataset)
- Regress Y on X vs. Reg X on Y
Data: hawn.txt

- Interpretation and
Misinterpretation of R-square
- Tranformations on Y
and transformations on
X
- Figure 6.5 of NKNW,
Annotated Output (Multiple
Regression
Output, ANOVA, Confidence Interval, etc)
- Calculating inverse of
X'X when X is a
design matrix arising from a ANOVA model
- Body
Fat Percentage Analysis

- Birthday Problem: Prob and
Simulation
- Partial Regression plots
- Practice and Assessment: 01

#### References

Created: 031210 by Andy
Tsao
@ YesKno*Mhouse. Comments and suggestions: chtsao@mail.ndhu.edu.tw