Transcript lecture08_2005-06-08..

Lecture 8:
Chapter 6
David Wallace Croft
http://www.CroftSoft.com/people/david/
Statistics for Psychology
2005 Jun 08 Wed
Copyright 2005 David Wallace Croft
This work is licensed under the
Creative Commons Attribution License 2.0.
http://creativecommons.org/licenses/by/2.0/
Quiz
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Please mute your mobile phones
Write your name on a blank piece of paper
Quiz will begin at 09:00
When done, turn your paper over
At 09:02, I will say, “Pens down”
Writing after “Pens down” is cheating
Pass your quizzes to your left
Outline
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Administrative
Chapter 6 Slides
Emphasis
Homework
Grading Theory
Exam 2 Review
Next Class
Questions
Administrative
• All grades in Blackboard now
– http://blackboard.utdallas.edu/
• Research credits
Chapter 6
Introduction to Hypothesis Testing
Aron and Aron, “Statistics for Psychology”, 3rd Ed., 2003.
Emphasis
• Rejecting the null hypothesis
– Magic word and coin flip example
• One-tailed or two-tailed?
Homework
• Chapter 6
• Set 1, Problem 4
• Do the rest
Grading Theory
• Learning
– Repeated exposure
– Spaced intervals
• First introduction
– Entire book
– A-/B+ split at mean
– Follow-on course
Exam 2 Review
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High Score
Low Score
Mean
Standard Deviation
Median
Skewed to the right
9.4
4.2
6.3
1.6
6.2
• Course Mean
• Course Standard Deviation
17.8
3.4
Next Class
• Friday
• Read Chapter 7 before class
• Quiz at start of class
• Monday
• Exam will cover Chapters 6 and 7
• No calculators
Questions
• Don’t pack up to leave just yet
• Questions about lecture before we
dismiss?
• Post additional questions to discussion
electronic mailing list unless personal
– http://egroups.com/group/utd-statistics