PSYCH 2AA3 Lecture 2: Research Development
10 Nov 2016
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Dependent variable data you collect will depend on the level of the dependent variable the participants were assigned to. Experimental control work with the same tools, materials, assistant; room temperature, colours should be same. Confounds know why your participants did what they did. Random assignments ensure that participants have equal chance to be in any level of independent variable (make sure everyone had an equal chance to get a marshmallow) Random assignment not possible on at least one variable. A group of people who were born at same time, shared same life experiences. 12 year olds had childhood before all the tech. Younger kids where there was a lot of tech. This is why it was found why 12 year olds had a higher attention span. Ca(cid:374)"t say a(cid:374)ythi(cid:374)g a(cid:271)out ho(cid:449) de(cid:448)elop(cid:373)e(cid:374)t o(cid:272)(cid:272)urs. Longitudinal: one sample is observed many times at different ages throughout their lives, pros. Can reveal links between early experience and later outcomes.
