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**If you're on the fence about taking the AP exam:** We will do **so much prep** in March and April that if you DON'T register for the exam, you'll likely regret that decision later. You might as well register before prices go up again!

# Review Unit VIII – Inference with Means

Here is the review for the last major exam of this six weeks (Th/F, Feb 14/15):

- Review Unit VIII (Inference with Means)
*(answers are on the last page)*

# Worksheets for class #12

Today (Th/F, Feb 8/11) is a practice/lab day with inference with means. Here are the handouts, both due next time at the start of class:

Next class is the review day, but if you want the TEST REVIEW early (not due until test day on Feb 14/15), here's that:

# Inference with Matched Pairs (Paired t-tests and t-intervals)

Here are the notes and homework packet for class #11 (W/Th, Feb 6/7), over paired t-procedures (difference in means between two NON-independent sets of measurements).

# Inference with 2 sample means

Here are the notes for day 10 (M/Tu, Feb 4/5), 2-sample t-tests and t-intervals for differences between means:

# Inference with Means, intro to t-tables

Here are the notes for the first day (Th/F, Jan 31/Feb 1) of inference with means (chapter 23 in the text). The big wrinkle is the introduction of the t-tables *(the back-side of the z-tables handout!)*.

- Notes 8.1 - Inferences with Means (color slides) | B&W slides for printing
- Formula charts: z-tables,
**t-table**, and chi-sq table*(t-table is on the left-hand side of page 2)* - HW #9 Problems