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Psychology A2 Research Methods > External validity > Flashcards

Flashcards in External validity Deck (10)
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1
Q

What is external validity

A

being able to generalise the findings from an experiment to situations beyond the experiment

2
Q

Is a study that is low in internal validity also low in external validity

A

Yes

3
Q

What is ecological validity?

A

When we can generalise to different places or settings

4
Q

What is population validity?

A

When we can generalise two different people or populations

5
Q

What is temporal validity?

A

When we can generalise two different times

6
Q

How is external validity enhanced?

A

through replication

7
Q

Milgram’s experiment concerning delivering painful shocks in a lab were replicated – What did this show

A

That the initial conclusion was correct: situational factors affect obedience to unjust authority

8
Q

What was the ‘holfling at al’ nurses in the real world study?

A

Nurses were telephoned by a Dr Smith and told to administer 20 mg of a drug - This Seriously convened hospital regulations Yet 95% complied

9
Q

What was the defence Of the nurses in the ‘holfling at al’ real world study?

A

The nurses said they obeyed because that’s what doctors expect nurses to do

10
Q

In the rank and Jacobson’s study in 1977 a similar study was conducted with nurses to the halfling et al study - again they were asked to carry out an irregular order.

A

89% refused