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Published byΑριάδνη Λαμπρόπουλος Modified over 5 years ago
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Bell Work Pick two of the types of descriptive research.
What might they be used to study?
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Experiments
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Experiments Are the only way to establish cause and effect.
Has precise requirements to qualify as a valid experiment.
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Hypothesis Result of observation or review of previous research.
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Designing an Experiment
Experimental Group Gets the experimental manipulation Control Group Does not receive experimental manipulation Operational Definitions Description of variable measurement
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Variable to be Measured
Operational Definition Aggression Number of seconds to honk the horn at the car ahead that isn’t taking off at a light. Low Self-Esteem Number of negative words used in a creative story about themselves. Decision making skills Number of groups able to solve a performance task, like a puzzle.
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Experimenter Bias Refers to the possibility that expectations might skew results. Girls and math Single-blind study Participants are unaware of which group they belong to. Double-blind study Participants and researchers are unaware which group the participants belong to.
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Variables Independent Dependent Extraneous
Manipulated or controlled by researchers to influence the dependent variable. Dependent What the researchers measure to determine effect of independent variable. Extraneous
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Project 1: design an experiment
Operation: Project 1: design an experiment
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Due Dates
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Steps
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What you should do
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Today Brainstorm questions on a scrap piece of paper.
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Pick one that you would like to know more about.
Hold on to the scrap paper, you may need it.
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Research Research your question, see what’s been found.
If your question has been answered, try a different question.
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