Here is the review for the 2nd major exam, over descriptive statistics. The exam is scheduled for Th/F, September 20/21.

- Review Unit II (Descriptive Stats)
*SKIP #20!!!*| ANSWERS ONLY

Here is the review for the 2nd major exam, over descriptive statistics. The exam is scheduled for Th/F, September 20/21.

- Review Unit II (Descriptive Stats)
*SKIP #20!!!*| ANSWERS ONLY

Today was a practice day for the descriptive statistics unit. Here is the homework:

- Homework #11: Worksheet 2.5 (HW #11) - Descriptive Stat Practice (due Tu/W, Sept 18/19)
*SKIP #7!!!.*

Also, the test reviews will be distributed in class next time, but if you want it early, here it is:

- Review Unit II (due Th/F, Sept 20/21)
*[answers will be posted next time]*

Here are the slides from class covering scaling, shifting, combinations of variables, and relative cumulative frequency graphs:

- Powerpoint [WEB] 2.4 - Scaling, Shifting, and Combining Variables
- Practice Worksheet: Cumulative Relative Frequency Graphs
- Here are tonight's HW problems (HW #10), in case you don't have access to your textbook at the moment...

*(Also, if you wish to get an early start on NEXT TIME's homework, here it is: Worksheet 2.5 (HW #11) - Descriptive Stat Practice)*

Here are the slides from M/Tu, Sept 10/11, over boxplots, outliers, IQR, mean vs median, and standard deviation.

- Powerpoint [WEB] 2.3 - Boxplots, Standard Deviation, Mean vs Median (alternately, you can read chapter 5 in the text)

Here are the slides for the lesson on numerical (quantitative) data:

- Powerpoint - Numerical Data (Chapter 4 in the Text)

Tonight's HW is out of the textbook *(as will be the case for most of the year)*. Textbook problem sets are posted here (log in with your school Google account). As a reminder, you can check the class calendar for the list of assigned problems.