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A possible explanation for a set of observations or answer to a scientific question.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
What is the independent variable in this hypothesis? IF teachers give homework time in class, THEN the # of completed assignments will increase.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
facts, figures, and other evidence gathered through observations
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
A factor that can change in an experiment.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
In an Experiment, the variables you keep the SAME for all groups.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
What is the DEPENDENT VARIABLE? IF students say GOOD MORNING to teachers, THEN the # of times teachers smile will increase.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
In an experiment, what you MEASURE to see if there was an EFFECT
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
What is the Independent variable in this hypothesis? IF students go to bed by 9 PM, THEN their test scores will increase.
Control Variables
Variable
homework time given in class
Hypothesis
data
9 PM bedtime
Dependent Variable
# of teacher smiles
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