PSY2402-Exam1-Review

PSY2402-Exam1-Review - Review for Exam I Chapter 1...

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Review for Exam I Chapter 1 - Statistics definition – p. 3 - Population, element, observation, sample – p. 6-7 - Types of statistics – inferential, descriptive – p. 7-8 - Random sample – p. 8 - Variable, value, constant – p. 11 - Classification of variables – p 13, table 1.4-1 - qualitative – unordered, ordered - quantitative – discrete, continuous - Levels of measurement and scales – p.18, table 1.4-2 - nominal, ordinal, interval, ratio - appropriate transformation for each - Historical development of statistics - national statistics, probability theory, experimental statistics – p. 22-23 Chapter 2 - Equivalence class (means same thing as class interval) – p. 31 - Grouped and ungrouped – p. 31 - Real and nominal limits – p. 32 - 7 guidelines for constructing a frequency distribution – p. 34 - How to determine number and size of class intervals – p. 34 -35 - Pros and cons of grouping – p. 36 - Different types of frequency distributions – p. 36 – 39 - Relative, cumulative, for qualitative variables - Graphs – p. 41-48 - when to use which
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