Monday, November 30, 2009

Need for Speed 2

So we discussed some of the issues in assignment 4. Without giving too much away:
• Questions 1-8 are about correlation
• Questions 9-21 are about experiments
The rest are self explanatory

Graphs:
These can be done either by hand on graph paper (see me if you want some) or by computer. I’d prefer it if they were not freehand – I need you to convince me you can draw a graph. (I know, I know!) Don’t join the points on a scattergram – it’s not a dot-to-dot game!

Reminder that correlations have covariables and experiments have IV and DV. Correlations have intervening variables and experiments have extraneous variables, confounding variables, situational variables, spam variables, spam and chips, egg spam and variables, aaarrrgggghhhh!!!!

Design has a special meaning in experiments. It’s all about allocation of participants to conditions. Only two for you to worry about – independent subjects and repeated measures.

Ethics has a whole chapter – there’s also a section in the research design chapter in Psychology in Focus.
The *best* source for hypothesis, null hypothesis, sampling and such is my website.
See how you get on. You’ve got this week in lesson time to go for it!

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