Year 1 research methods Flashcards Preview

AQA A-Level Psychology Year 2 > Year 1 research methods > Flashcards

Flashcards in Year 1 research methods Deck (65)
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1

What is a lab experiment

high controlled

iv manipulated

dv recorded

2

What are the strengths of a lab experiment

extraneous variables controlled , internal validity

easily replicated

3

weaknesses of lab experiment

reduced external validity

lack of mundane realism

4

What is a field experiment

manipulates iv in natural setting

5

Strengths of field experiment

higher external validity

less demand characteristics

6

weaknesses of field study

harder to control extraneous variables

ethical issues of informed consent

7

what is a natural experiment

naturally occurring iv

8

strength of natural experiment

high external validity

9

weaknesses of natural experiment

even less control over extraneous variables

p’s cannot be randomly allocated

10

what is a quasi experiment

iv based on an existing difference between people

11

strengths of quasi experiments

controlled

scientific credibility

12

weaknesses of quasi experiments

confounding variables as participants not randomly allocated

13

what is a naturalistic observation?

natural, non manipulated environment

high external validity

low control

14

What is a controlled observation

manipulated

more control

lower external validity

15

What is a covert observation?

participants are not aware they are being watched

truthful behaviour

ethical issues

16

what is an overt observation

participants do know and gives consent

ethically sound

participants may change behaviour

17

what is participants observation?

researcher takes part

greater insight

lose objectivity

18

what is non participant observation?

researcher doesn’t participate

remain objective

lack of extra insight

19

Strengths of questionnaires

potential large sample

easy to analyse responses

open or closed questions

20

weaknesses of questionnaires

response bias

social desirability bias

acquiescence bias

21

strengths of structures interviews

easily replicated

easy to analyse

22

weakness of structures interviews

inflexible

23

strengths of unstructured interviews

more depth

24

weakness of unstructured interview

difficult to repeat

25

weaknesses with interviews

participants may not be honest

26

What is a correlation?

measures relationship between two variables and the strength of that relationship

can be positive or negative

27

what is an aim?

driven by a theory to explain a given observation

28

what is a hypothesis?

makes predictions of an investigations outcome that makes reference to iv and dv

29

what is a null hypothesis

predicts no relationship will be found

30

What is random sampling

entire target population has an equal chance of being selected