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AQA A Methods Module - Controlling Extraneous Variables

shared by Bruce Johnson
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Type : PowerPoint

This is a powerpoint on how to control variables nothing new really - but it is largely based on the Dr Who TV series. It would be good for teenagers, especially geeks, and could possibly help raise the street cred of some poor old teacher - like me. There will be a handout to go with it.

test on extraneous variables

shared by Lesley Ravenscroft
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Type : Word Document

starter/plenary students have to identify in a multiple choice whether an extraneous variable is a participant effect, experimenter effect, situational effect or practise effect

Extraneous variables & confounds notes for students

shared by Vicky Newham
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Type : Word Document

What a variable is; what extraneous variables are; types of them; random & constant errors; how to controls extraneous varaibles.

Extraneous Variables

shared by jana
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Type : Word Document

a summary of the type of extraneous variables & ways how to avoid them. Comments welcomed