AS Psychological Investigations (OCR) a quiz about psychological investigation 3.5 / 5 based on 13 ratings ? PsychologyResearch methods and techniquesASOCR Created by: oubahCreated on: 28-12-11 19:19 what is an independent variable? A variable that can be manipulated. 1 of 4 What is a dependent variable A variable that can be measured 2 of 4 What is an extraneous variable? A variable that needs to be controlled 3 of 4 How do you calculate the median Put numbers in order and find middle value 4 of 4
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