Inferential Statistics 0.0 / 5 ? PsychologyData analysisA2/A-levelAQA Created by: KarenL78Created on: 14-02-18 14:08 Inferential Testing Statistical procedures that make predictions about populations from mathematical analysis of data taken from samples. 1 of 5 Probability The likelihood of events being determined by chance. 2 of 5 Significance Levels Statistical criteria determining if observed differences / relationships are beyond the boundaries of chance. 3 of 5 Type I Errors When a difference / relationship in a data set is accepted as a real one but in fact is not. 4 of 5 Type II errors When a difference / relationship in a data set is rejected but actually does exist. 5 of 5
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