Wednesday, October 10, 2007

PSYC Lab (6) - Oct. 10

* Reporting the result of t-test, t value, df, p value;

* How to do one sample t-test in SPSS?

* Type I error vs. Type II error (exam of pregnancy test)

* Overall logic for t-test; the formula for t
Effect of the IV divided by sampling error; large sampling error cancels out the effect of the IV; smaller sample size - less effective with detecting the effects of the IV

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