UNIT 1 VOCAB TEST TOMORROW! STUDY AND GET AN A!

This is an outline of exactly what's on your vocab test tomorrow. You will have 30 minutes to complete the vocab test (before some classwork). 

1. Quantitative Variable (Ch. 2)
2. Categorical Variable (Ch. 2)
3. Center (Ch. 4/5)
4. Spread (Ch. 4/5)
5. Mean (Ch. 5)
6. Median (Ch. 5)
7. Range (Ch. 5)
8. Interquartile Range (IQR) (Ch. 5)
9. Standard Deviation (Sx) (Ch. 5)
10. Variance (Ch. 5)
11. Outlier (Ch. 4/5)
12. Q1 (Ch. 5)
13. Q3 (Ch. 5)
14. Percentile (Ch. 5)
15. Stemplot (Ch. 4)
16. Boxplot (Ch. 4)
17. Histogram (Ch. 4)
18. Shifting (Ch. 6)
19. Rescaling (Ch. 6)
20. Z-Score (Ch. 6)
21. Normal Model (Ch. 6)

There is also a short answer section with questions about the following...

• What are the measures of center? (mean, median, mode, midrange)
• What are the measures of spread? (range, standard deviation, variance, IQR)
• What graphical displays are for quantitative data? (stemplot, dotplot, boxplot, histogram, ogive, timeplot)
• What graphical displays are for categorical data? (frequency table, relative frequency table, bar chart, relative bar chart, pie chart)
• Describe shapes of distributions completely (unimodal, bimodal, multimodal, skewed left, skewed right, symmetric, uniform)
• Know how the mean and median compare for different shapes 

If you'd like to get a head start on study for Thursday's test, work through the 7 multiple choice problems provided in class (if you didn't finish)! Here are the answers:

5. Some descriptive statistics....B

3. Lauren is enrolled....C

No #. The caffeine content...C

10. The boxplots above...B

21. Data on homes recently sold....A

No #. Students in a large psychology class...C