Study Guide Test _4

Study Guide Test _4 - Psyc 227 Introduction to Statistics...

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Psyc 227 Introduction to Statistics Dr. Fairchild Review Guide for Final Exam The majority of the test is not comprehensive. There will be a few, general overview questions about material covered earlier in the semester (see last section). In terms of actual computation, the test will only cover material since Test 3 (i.e., one-factor ANOVA, two-factor ANOVA, and chi-square). SECTION 1: One-factor ANOVA 1) Explain in words what you are testing in a one-factor ANOVA. 2) State the null and alternative hypotheses for the design. 3) How is total variation (i.e., SS total ) measured in a one-factor ANOVA? Reference the grand mean in your answer. 4) Into what two parts is the total variation partitioned? 5) How is between groups variation (i.e., SS b ) measured in a one- factor ANOVA? Reference both group means and the grand mean in your answer. 6) How is within groups variation (i.e., SS w ) measured in a one-factor ANOVA in a single treatment cell? For the whole design?
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This note was uploaded on 06/06/2011 for the course PSYC 227 taught by Professor Shinkareva during the Spring '09 term at South Carolina.

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Study Guide Test _4 - Psyc 227 Introduction to Statistics...

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