Psychology 225
Psychological Statistics
Announcements
Course Materials for Spring 2007
Course Syllabus (Spring '07)
Statistics on the TI-83 and TI-83 Plus
(external link)
Statistics using R
R Statistical Computing Project Homepage
Go here to download R (external).
R for slackers
If you weren't in class to see the demo...
Some notes from Chapter 1
(text file)
Handout 1:
Introduction to Statistical Concepts
Handout 2:
Summation Notation
Handout 3:
Frequency Distributions
Some Notes on Grouped Frequency Distributions
Some Examples of Histograms (With Questions)
Handout 4:
Measures of Central Tendency
Handout 5:
The Mean is the Balance Point of the Distribution
Handout 6:
Measures of Variability
More Practice with Variability and Stuff
Handout 7:
z-Scores
(revised -- MS Word file)
Some Preliminary Notes on the Normal Curve
Handout 8:
The Normal Distribution
(revised 02/13/07 -- now an html file)
Some tables...
Areas Under the Normal Curve (z-Table)
(Excel file)
Percentiles (Inverse Normal Distribution)
(Excel file)
Some Tips for Doing z-Table Problems
Handout 9:
Probability and Samples
(MS Word file)
Probability and Samples Playsheet
Handout 10:
Introduction to Hypothesis Testing
(revised -- MS Word file)
Handout 11:
The Single-Sample t-Test
(revised -- MS Word file)
Handout 12:
Some Notes on Experimental Design
(revised -- html)
Handout 13:
The Independent-Groups t-Test
(revised -- MS Word file)
Handout 14:
The Dependent-Groups t-Test
(revised -- MS Word file)
Handout 15:
One-Way Between-Subjects ANOVA
(revised -- MS Word file)
Handout 16:
Computations for ANOVA (blank)
(Excel file)
Handout 17:
Computations for ANOVA (completed)
(Excel file)
Handout 18:
Correlation and Regression
(revised -- MS Word file)
Handout 19:
Computations for Correlation and Regression (blank)
(Excel file)
Handout 20:
Computations for Correlation and Regression (completed)
(Excel file)
The Manatee Problem (blank)
(Excel file)
The Manatee Problem (completed)
(Excel file)
Handout 21:
Chi Square
(MS Word file)
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