Psychological Statistic Introduction Behavior Measurable Observable What is Empirical Data Empirical Data is from your personal experience and based from others observation 2 types of Statistics Descriptive Summarizing data using graphs etc Inferential making conclusion Types of Research Descriptive qualitative Experimental cause and effect Correlational relation association statistic for sample only parameter for population Sample subgroup of population Population entire collection of people etc whose under research Variable anything that could change changes in numerical value Independent Variable Cause or being Dependent Variable Effect of IV Independent manipulated Variable 1 Perfect correlation 0 No correlation Indirect correlation strong Direct correlation weak Variables Continuous Variable can be express in large amount infinite Discrete Variable finite Dichotomous Variable 2 choices only Intervening Variable relationship Moderating Variable has an influence or moderates between to or other variables SCALES OF MEASUREMENT 1 Nominal Scale Label category names 2 Ordinal Scale based on their rank criteria 3 Interval Scale difference of value 4 Ratio Scale how one variable related to another
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