March 19, 2008

March 19, 2008 - 4. when we use a 1 tail (rather than 2...

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March 19 Outline I. Factors influencing power A. Variation in P real , N, alpha, one/two tail B. Effect on β C. In general, power increases: 1. as N increases 2. as P real deviates farther from .50 3. as alpha increases
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Unformatted text preview: 4. when we use a 1 tail (rather than 2 tail) test II. Interpreting non-significant results A.Trial analogyoutstanding versus sloppy prosecuting attorney B. Fish net analogysize of mesh...
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This note was uploaded on 04/17/2008 for the course PSYC 241 taught by Professor Jamesantes during the Spring '08 term at North Dakota.

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March 19, 2008 - 4. when we use a 1 tail (rather than 2...

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