5. Major division in the
field of statistics
ww.southalabama.edu/coe/bset/johnson/lectures/
5
6. Descriptive vs Inferential
statistics
• Descriptive statistics
: describe of sample information
• Inferential statistics
: generalize to population
6
7. Descriptive vs Inferential
Statistics
Populat Sample
ion :some part of population
: Total subjects
that are
interested
,e.g., Pop in KKU Describe by
, Total cell
Descriptive statist
phones in KKU popupation by
Geralize to
Inferential statistics 7