Notes for block #4 – Type I/II Errors and Power

Here are the notes for block #4 (W/Th, Jan 16/17) over chapter 21 (Type I/II errors, power of a test).

ALSO...

If you are extra-inquisitive, this is a bonus example calculation of beta and power:

1-sample z-intervals for a proportion

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: