Psychology 2800E Lecture Notes - Lecture 7: Heart Rate Variability, Likert Scale, Dependent And Independent Variables

• School: Western University
• Department: Psychology
• Course: Psychology 2800E
• Professor: Patrick Brown

Document Summary

Reaction time: time between showing stimulus and onset of response. Accuracy: proportion correct in a classi cation or naming response. Likert scale: format for attitude measures participants rate statements on a scale from strongly disagree to strongly agree. Rate: number of observations made per unit of time. Duration: how long some state or activity lasts. Independent variables must have at least 2 levels these 2 levels are distinct conditions under which people do your task. Variables of interest: when not sure of the relationship, the cause and e ect relationship is. Independent variable: variables that are manipulated or selected by the researcher. Dependent variable: measures of the participant"s performance on the research task. **what the researcher manipulates is independent of the participant. **what the researchers measures is dependent on the participant. Dependent variables unclear, we are talking about variables of interest, not independent and dependent variables.