unit 1 Flashcards

(61 cards)

1
Q

Quantitative data?

A

numerical measurements of quantity or amount

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2
Q

Qualitative data?

A

in textual or narrative from

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3
Q

4 non experimental methods

A

observations, self-reports, case studies and correlations

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4
Q

Strengths of quantitative data

A

easy to analyse, as it can easily be placed in graph form. Also, its easy to compare

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5
Q

Weaknesses of quantitative data

A

lacks detail, unable to identify feelings, opinions and individual thoughts

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6
Q

Strengths of qualitative

A

Very detailed, can find out thoughts, feelings and opinions

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7
Q

Weaknesses of qualitative

A

difficult to analyse, participants responses may be biased by the researchers own thoughts and feelings

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8
Q

6 ethical issues

A

informed consent, deception, confidentiality, debriefing, withdrawl, protection of participants

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9
Q

random sampling?

A

every member of the population has an equal chance of being selected

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10
Q

strengths of random sampling

A

gives the most unbiased results, most generalised to population

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11
Q

weaknesses of random sampling

A

difficult to gain access to names of all members of the target population

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12
Q

Weakness of opportunity sampling

A

biased sample as people are likely to be culturally and ethnically similar, may be unable to generalise findings to all members of the target population

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13
Q

strengths of opportunity sampling

A

quick and convenient, useful for studies where similar characteristics are needed

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14
Q

self selected weakness

A

volunteers may be more confident so unlikely to be representative and cannot be generalised

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15
Q

self selected strengths

A

quick and convenient, less likely to drop out

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16
Q

weakness of snowballing

A

likely to be biased as they have similar characteristics, less representative

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17
Q

likert?

A

strongly agree…. agree…neutral….disagree…..strongly disagree

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18
Q

semantic-differential scale?

A

fun…….x…………….boring

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19
Q

strengths of questionnaires

A

quick and easy to conduct, completed away from the researcher so more likely to gain honest responses, can collect quantitative and qualitative responses

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20
Q

weaknesses f questionnaires

A

people may misunderstand a question because they are completely independent, may not be returned, depending on types of questions used would determine if analyse is easy or difficult

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21
Q

strengths of interviews

A

participants can ask for clarification on questions they do not understand, able to get more info, can collect both quantitative and qualitative data

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22
Q

IV?

A

Conditions- what the experimenter manipulates

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23
Q

DV?

A

measured- what is measured after changes to the IV have been made

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24
Q

EV?

A

extraneous variables- other variables that may affect the DV

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25
lab experiment
carefully controlled
26
field experiment
conducted In a more natural environment, however IV is still manipulated by the experimenter
27
quasi experiment
not manipulated by the experimenter but is naturally occurring
28
strengths and weaknesses of independent measure
low order effects and low demand characteristics. need more participants and high participant variable
29
strengths and weaknesses of repeated measures
no participant variables and less participants needed. high demand characteristics and order effects
30
strengths and weaknesses of matched pairs
low order effects and demand characteristics and reduces participant variables. However, need more participants
31
difference between structured and unstructured observations
structured- tables of pre determined categories of behaviour. unstructured- records anything the researcher sees
32
naturalistic and controlled observations
naturalistic- natural setting
33
overt and covert
overt- where participants know they are being observed | covert- unaware they are being observed
34
reliability
the consistency between and within the research
35
validity
does it measured what was intended to measure
36
what decreases reliability?
not standardised, interpreting questions differently, behaviours on the coding scheme can be interpreted differently
37
type of internal validity
face, criterion, concurrent and construct
38
types of external validity
ecological(generalise to settings or place) and population
39
What decreases validity?
demand characteristics, extraneous variables, study taking place in an artificial environment, ambiguous questions, closed questions, social desirability bias
40
what increases validity?
use deception to avoid demand characteristics, ambiguous questions, improve mundane realism, more open questions, allow anonymous responses, covert observation to reduce demand characteristics
41
strengths of correlations
investigate relationships, good starting point for research, can see relationship clearly
42
weakness of correlations
cause and effect cannot be established, third party variables may be an influencing factor
43
measures of central tendancy
mode median or mean
44
measures of central dispersion
range, variance and standard deviation
45
when are bar charts used?
difference
46
when are histograms used?
continuous data
47
when are scatter graphs used?
correlations
48
when are line graphs used?
behaviour over time
49
when are pie charts used?
proportion
50
nominal data
DV is in categories eg, pets- dog, cat,bird
51
ordinal data
ordered or ranked
52
interval data
measured on a scale eg, weight, height, time
53
what was bocchiaros aim?
investigate accuracy of participants estimates of obedience and role of distributional factors on obedience disobedience and whistleblowing
54
pilot tests of bocchiaro?
8 involving 92 undergraduates from VU university in amsterdam
55
2 personality tests used in b study?
hexacopi-r and svo
56
comparison group for b?
138- what would they do?
57
number in experimental group for b
149
58
comparison group vs experimental group results
experimental: o-76.5%, d-32.9%, w-14.1% comparison: o-3.6%, d-31.9%, w-64.5%
59
Milgram's aim
level of obedience
60
participants in m
40 males between ages of 20 and 50
61
m results
65% obeyed to 450 volts, 100& obeyed to 300 volts