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Intro #4: Research Methods
Transcript of Intro #4: Research Methods
people are basically evil?
So, this is another problem with research. Your textbook is clearly presenting the Milgram study inaccurately. If you can catch any further errors like this over the semester bring them to class and get extra credit!
Available at http://www.radiolab.org/story/180103-whos-bad/
What do you
about the Milgram study?
False Consensus Effect
The Milgram study
Why do we need scientific methods?
What we can reliably and repeatedly see, measure, identify as existing.
How we logically organize the facts.
What we think might happen next - new facts are unveiled by building on existing theories.
These are not beliefs.
3 types of studies
3 kinds of research
Only use the word 'experiment' when you are talking about .
Everyone must be as
now they are
Test the difference and that's your dependent variable
the thing we manipulate
the new thing
the score change
the behavior change
we only call it an experiment when we are intruding.
we want both of these things to
Varies because one group gets it and the other doesn't.
Varies because the two groups get different results.
showing that one thing
related to another
These are not research, but marketing tricks.
mean = average
median = middle score
mode = most frequent
range = highest to lowest
standard deviation = how different the scores are
Bias in research:
stats just describe what you've seen.
stats try to apply your results to others.
Shrodinger's cat is alive or dead. You open the box, you know.
Here is another box.
the cat is alive or dead based on what happened when you opened the box before.
"Yeah... I knew that ad was paid for by Russians / fake..."
What about these?
(Knowledge through experience)