Health Sciences 2801A/B Lecture Notes - Dependent And Independent Variables, Internal Validity, The Sequence
1 Oct 2022
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**p-value lab is becoming a lecture now instead. May not be controlled, measured, or manipulated. cause a change in another variable (referred to as a dependent variable - measuring) causal relationship between two variables. Designing an experiment to answer a very specific question. Looking for causation. exposed to different levels (conditions) of the variable or the same group is exposed to different levels (conditions) at different times. Experiment: study designed specifically to answer the question of whether there is a. Changes in one variable (referred to as an independent variable - manipulating) Conditions: different levels of treatment in the independent variable. Extraneous variables: variables other than the independent and dependent variables. Anything that varies in the context of a study other than the independent and. Manipulation refers to changing its level systematically so that different groups are. Levels: different treatment techniques, different concentrations/measures of. Sometimes it is not possible to manipulate the variable due to practical or ethical.
