PSY-P 101 Chapter Notes - Chapter 2: Confounding, Dependent And Independent Variables, Psych
20 Jan 2018
School
Department
Course
Professor
Document Summary
Tools of psychological research descriptive research, correlational research, Descriptive research observing behaviour directly description of behaviou. Psych tests achievement tests, aptitude tests measures induvl diff among people. Case study study of an induvls behaviour. Problems of sampling not so accurate data, not detailed. Central tendencies mean, median, mode, standard deviation, variability. Reactivity when the results are influenced by the process of observation. External validity the extent to which the results represent real life situations. To improve external validity naturalistic observations, repetitive expmts. Multiple backgrounds, varied opinions ensures all possible biases. Correlation how two variable vary in a systematic way. Calculating correlation data req from large population, initial measures of both variables must be noted. No statistical relationship between both of the variables. Correlation and causality correlated does not mean causality must be because of the presence of an uncontrollable third factor. Third variable the uncontrollable factor that i was talking about.
