Here are the notes for classes 32 (W/Th, Nov 29/30) and 33 (F/M, Dec 1/2) on sampling distributions for p-hat (sample proportions) and x-bar (sample means). Chapter 18 in the textbook is your friend if you need additional enrichment. Please note the updated homework assignments (new problem sets are pasted below).
- Slides in color PDF [not print-friendly] | [Printer-friendly version]
- Example problems: Sampling Distributions with Proportions and Means
- HW #32 Problems (due F/M, Dec 1/4)
- HW #33 Problems (due Tu/W, Dec 5/6)
Also, here is a link to the sampling distributions applet used in class, if anyone wishes to play around with it: