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Description:
AP Psychology 3.5 Research Methods. What is being demonstrated?
Transcript
- 00:03
And here's your shmoop du jour brought to you by sugarpills, the
- 00:07
prescription of choice for lazy MD's all over the world here's our question [Doctor gives patient a sugarpill]
- 00:12
subjects in a drug trial receive sugar pills and a blind control group reported
- 00:17
experiencing effects of the drug they're said to be demonstrating which of the
- 00:21
following and here your potential answers ...[mumbling]
Full Transcript
- 00:25
...All right a lot of these answers don't seem half bad if
- 00:31
you're experiencing positive medicinal effects from the sugar pills one could [Person riding a unicorn over a rainbow]
- 00:35
call you delusional but delusions are actually a pretty serious byproduct of
- 00:39
psychosis in which a person is unable to tell what's real from what's imagined [Patient holding a bottle of pills next to doctor]
- 00:43
and that's not exactly what we're describing here possible correlation
- 00:47
also sounds right a correlation after all is a mutual relationship or
- 00:51
connection between two or more things someone can think that a sugar pill [Man stood beside a blue car]
- 00:54
cleverly disguised as medicine is making them stronger, that doesn't make it a
- 00:58
correlation though it might mean they have some kryptonian DNA there... Alright and [Man stood wearing a superman t-shirt]
- 01:04
counterbalancing with an experimental design ensures that all possible orders
- 01:08
of variables are presented to different groups of participants in order to
- 01:12
ensure that order doesn't affect outcomes like imagine if you ask one
- 01:16
group that they like sugar pills or dirt pills more then ask the second group if [Man asking members of the public if they like sugar or dirt pills]
- 01:21
they like dirt pills or sugar pills more, in case you know the first group
- 01:26
but only chose sugar pills because you said it first... Oh and the actual
- 01:30
phenomenon of how the order of something may affect an outcome yeah that's called
- 01:33
the order effect - Which means it isn't our answer either. That leaves us with A the
- 01:38
placebo effect well the placebo effect is a psychological phenomenon that
- 01:42
occurs when participants think they're taking an active drug because they
- 01:46
believe the drug is working they react to the placebo in the same way that they [Man racing around a athletics track]
- 01:51
would react to real medication, so if you give someone a sugar pill and say it's a
- 01:56
sleeping pill maybe they'll report feeling sleepy but if you tell them it's [Girl falls asleep on a stack of books]
- 02:01
a super strength pill and they lift a car or something well you may want to
- 02:04
look into buying tights and a cape...[Man lifts a car and turns into Superman]
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