Types of Variable 4.5 / 5 based on 2 ratings ? BiologyPractical applications of biologyA2/A-levelAQA Created by: RVB1Created on: 19-03-14 11:39 Dependant Variable The variable you measure to see how it is affected by the independant variable 1 of 4 Independant Variable The variable you chose to change to see how it affects the dependant variable. You may also measure it when you change it. 2 of 4 Confounding Variable Any variables that could affect the dependant variable. They should be controlled to make it a fair test. 3 of 4 Control Variables Confounding variable that are kept constant during the experiment. If they cannot be kept constant they should be measured. 4 of 4
Biology practical 7: chromatography to investigate the pigments isolated from leaves of different plants 0.0 / 5
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