- Announcements:
- Reminder: please hide your rectangles.
- Your IMath assignment is due Wednesday.
- We will have a quiz at the end of the hour, over packet 6.
- Today:
- I want to start with a Mathematica
demonstration that illustrates the $\chi^2$ distribution.
- Now let's wrap up Packet
6: the $\chi^2$ test for independence, which has
as its major objective determining whether two
(categorical) variables are independent of each other
(the null) or whether they are related to each other
(the alternative).
- Links:
Website maintained by Andy Long.
Comments appreciated.