Exam%202%20Review%203

# Exam%202%20Review%203 - • Binomial distribution •...

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Same format as last time (multiple choice/short answer) 200 total points “Slightly” cumulative Focus on material in lecture, but responsible for all material Formula sheet given along with all relevant tables If not on inside front cover, need to know it!! Like Degrees of Freedom for t-test
Prediction Least-squares criterion Finding regression equation; predicting Y’ from X Assumptions of regression Using r with prediction Properties of regression line Standard error of the estimate - properties, range Exam 2 Review

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Interpreting correlation and regression Restriction of range/range of talent Regression toward the mean coefﬁcient of determination/non- determination Discontinuous distributions Pooling data
Probability Addition theorem (“or” rule) Multiplication theorem (“and” rule) Assumptions of each

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Unformatted text preview: • Binomial distribution • Binomial expansion • Using binomial table • Sampling • Random sampling • Sampling distribution • Sampling distribution of the mean • Properties • Using sampling distribution of the mean to calculate a z-score for a mean • Standard error of the mean - using to calculate z-score • Central Limit Theorem • Statistical Inference • Null/Alternative Hypotheses • Level of signiﬁcance/ α • Regions of rejection/retention • One-tailed/two-tailed tests • One-sample z-test • One-sample t-test • Estimating standard error of the mean (using s X instead of S X ) • Degrees of freedom (df) • Interpreting hypothesis tests • “Statistically signiﬁcant” • Effect size • Errors in hypothesis testing • Statistical power • Factors affecting power • Power curves...
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## This note was uploaded on 04/17/2008 for the course PSY 210 taught by Professor Mckenzie during the Spring '08 term at University of Wisconsin.

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Exam%202%20Review%203 - • Binomial distribution •...

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