Strategies for Educational Inquiry
Week 9: Distributions, Z-Scores, Correlation
- Textbook and other Readings
- No additional textbook readings
- Homework
- Part I homework
- Data file with Spss commands for homework
- Gaussian Distribution and Z-scores
- A review of variability
- Review of quartiles, percentiles, z-scores
- A review of the Gaussian curve
- Grading and z-scores
- Introduction to Z-scores (informal presentation)
- Z-score summarized
- Normal Curve Equivalents
- Thorough discussion of z-scores
- Correlation
- Guessing correlations
Mastery occurs when you identify correctly 20 correlations in a row. Be patient while the applet loads. Press the button under the "Plot D" window to display the plots and begin. This should be as much fun as your typical video game.
- Correlation
These slides originally appeared in week 4. Be sure to review the correlation information.
- How to calculate correlation
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