a sample (or group) that is treated like other experimental groups except that the independent variable is not applied to it.
factor that changes as a result of changing the independent variable; what is measured during an experiment
factor that is changed on purpose during an experiment
a general prediction or statement that can be tested by doing an experiment
information obtained using your senses (sight, hearing, taste, touch, smell); may sometimes involve the use of instruments to make measurements.
a possible explanation based on an observation
information that has been collected
a procedure carried out to test something, or answer a question
an organized way of using rows and columns to record results and observations
a single run of an experiment
a factor that may affect the results of an experiment
a factor in an experiment that you keep the same for each trial
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