Here are the notes for block #4 (W/Th, Jan 16/17) over chapter 21 (Type I/II errors, power of a test).
If you are extra-inquisitive, this is a bonus example calculation of beta and power:
Today (M/Tu, Jan 14/15) marks our first foray into hypothesis testing with proportions for 1-sample (1-proportion z-tests). This is quite the important section of the course so please ask someone for help if you're having trouble with it.
No new notes today (Th/F, Jan 10/11) - check the lesson notes from last time if necessary. The two items from class today, in case you missed it:
Here are the slides from the 1st lesson of the semester (T/W, Jan 8/9), over 1-sample z-intervals for proportions (1-proportion z-intervals). Supplemental reading in chapter 19 of the textbook is there if you need it.
Here are the homework problems for the first TWO blocks of the semester over today's material:
Here is the test review for the last major exam of the first semester, scheduled for M/Tu, Dec 10/11: