1. Attributes of an Experiment

2. What makes an experiment scientific? 1.Variable Components of an experiment that can be changed 2.Independent Variable (IV) The variable which is purposefully changed. 3.Dependant Variable (DV) The variable which changes in response to the IV changes 4.Hypothesis Prediction If the IV __________ then the DV will __________.

3. What makes and experiment scientific 5.Constants Factors which are kept the same for all control groups 6.Control Standard for comparison Represents the “normal” condition Placebo: “sugar pill” group