Core Practical words Glossary of key words needed in core practicals. 3.0 / 5 based on 1 rating ? BiologyASEdexcel Created by: Lauren :)Created on: 24-10-12 12:22 Variable that is changed. Independant variable 1 of 17 Variable that is measured. Dependant variable 2 of 17 Variable which is controlled. Control variable 3 of 17 Variable that can have any number value. Continuous variable 4 of 17 Variable that can have only whole numbered values. Discrete variable 5 of 17 Variable that is described using words that can be put into order. Ordered variable 6 of 17 A variable that is describerd only using words. Categoric variable 7 of 17 Repeating the experiment to ensure... Reliablity 8 of 17 Accurate results, v------- Validity 9 of 17 Being precise in measurements and results. Accurate 10 of 17 Being right on point. Precision 11 of 17 Results which do not make sense and stand out against the rest. Anomalies 12 of 17 The dangers with the experiment. Risk assessment 13 of 17 An error which occurs throughout the experiment at the same point. Systematic error 14 of 17 Error with no explanation Random error 15 of 17 Problems concerning morals Ethical concerns 16 of 17 A pattern in results trend 17 of 17
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