methods need to know definitions Flashcards

(58 cards)

1
Q

Define correlation

A

A mathmatical technique looking at the relationship or association between 2 variables known as covariables

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2
Q

What is a corelation coefficient ?

A

This is a number which represents the strength of a correlation between the covariabels

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3
Q

What is a case study ?

A

An in depth study of an individual or small group or institution which produces qualitative data

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4
Q

Define content analysis

A

This is a research technique which enables the indirect study of a subject using coding and categories

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5
Q

Define coding

A

This is where the stage of a content analysis where the data is analysed to fid the categories needed in the study

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6
Q

Define thematic analysis

A

This is where the themes or ideas of the data are found this produces qualitative data

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7
Q

How is Fernham and Farrier an example of a content analysis ?

A

They conducted a content analysis on the way that men and women are represented in TV adverts

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8
Q

Define pilot study

A

This is a small scale replicaation of the final study to find any issues so that they can be fixed before the full sclae study

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9
Q

How is Matthews an example of a content analysis ?

A

He conducted a study on 1200 grafitti pieces in new york and put them into categories to compare men and womens grafitti

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10
Q

Define reliablility

A

The consistancy of the findings so that the research can be replicated to produce similar results

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11
Q

Define test retest reliablility

A

The idea that the research can be replicated each time it is used

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12
Q

Define inter observer reliability

A

This is so that all researchers give consistant results showing that the categories are accurate

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13
Q

What is the split half method of testing reliability ?

A

Where the performance of the two halfs of the test should be consistant having a close correlation

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14
Q

What are some common ways to improve reliability ?

A

Us ethe same wuestions
Use the same researcher
Use closed questions
Use the same environment
Ensure categories do not overlap

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15
Q

Define validity

A

This is where teh observed behaviours or results can be seen to be truthful

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16
Q

What is face validity ?

A

This is where the research appears to be measuring the factor it is designed to measure

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17
Q

Define concurrent validity

A

This is where the research correlates with past research on the same subject

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18
Q

Define ecological validity

A

This is where the findings can be genderalised to real life

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19
Q

Define teporal validity

A

This is the extent to which research can be applied to other times in history

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20
Q

What is content validity ?

A

This is where the colleges are asked if the study measures what it is intended to

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21
Q

Define population validity

A

This is where the sample is representative of the wider population so it can be generalised

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22
Q

Define the mean

A

A measure of central tendency calculating the average of all of the values in the data set

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23
Q

Define the mode

A

The most common value in the data set

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24
Q

Define the median

A

The middle nunmber in the dtaa set when put into ascending order

25
Define the range
The largest number in the data set minus the smallest number in the data set plus 1
26
Define standard deviation
The average spread of data around the mean
27
define statistical tests
These are mathmatical equations used to determine whether the results of a study are significant or not and which hypothesis can eb accepted
28
What are the 3 levels of measurement
Nominal Ordinal IntervalD
29
efine Nominal data
This is categoric data and is discrete
30
Define ordinal data
This is data which can be put into an order there may not be equal intervals e.g. scores on a test
31
Define interval data
This is data with accepted units of measurement e.g. temperature or tiem
32
What situaton is needed to use a chi squared test ?
There needs to be ordinal data and either a correlation or unrealated data
33
What situation is needed to use a sign test ?
There needs to eb a test of difference with related data and using nominals data
34
What is needed to use a Mann-Whitney test ?
Test of difference Unrelated data Ordinal data
35
What conditions are needed for a Wilcoxen test ?
Test of difference Related data Ordinal data
36
What conditions are needed for a Spearmans Rho test ?
Correlation Ordinal data
37
What conditions are needed for an unrelated t-test ?
Test of diffrence Unrelated data Interval data
38
What conditions are needed for a related t-test ?
Test of difference Related data Interval data
39
What conditions are needed for a Pearsons R test ?
Correlation Interval data
40
Define type 1 error
The incorrect rejection of a null hypothesis, a false positive
41
Define a type 2 error
The failure to reject a false null hypothesis, a false negative
42
How do you calculate the calculated value in the sign test ?
N(the pluses and the minuses) S(the smallest value ignoring no difference groups) Using a critical value table the value should be equal to or less than S
43
What is the rule of R in significance ?
This is the idea that if there is an r in the name of the test then the calculated needs to be more than the critical to be seen as significant
44
What is the correct order of a psychological investigation report ?
Abstract Introduction Method Results Discussion Referencing Appendix
45
What needs to be included in the abstract ?
Sims Hypothesis Description of the study including sample, procedure Results and significance Conclusion and implications
46
What is included in the introduction ?
Literature review Aims and Hypothesis
47
What is included in the methods section fo a psychological report ?
Design Sample Materials/aparatus Procedure Ethical considerations and how they were addressed
48
What is included in the results section of a psychological report ?
Summary tables Graphs Descriptions of tables and graphs Stats tests and justifications *null hypothesis quoting results*
49
What is included in the discussion of a psychological report ?
Findings and why this could be the case What do the findings mean Strengths Weaknesses Things that could be changed(modifications) Applications and limitations Further research
50
What is included in the reference for a book ?
Surname Initials year of publication Title Subtitle Location Publisher
51
What is included in a reference for a journal/ article ?
Surname Initials Date of publication Title of article Title of Journal Volume number Page range Retrieved from
52
Why are references important ?
Credit the researcher Avoid Plagerism Locate the origional source
53
Define Paradigm
A set of shared assumptions and agreed methods within a scientific discipline
54
How does Khun argue that psychology can be seen as a pre-science ?
He argues that there is not a paradigm, scientific methods are not always used and there is a lack of terminology
55
What are the 5 features of a science ? (people think Freuds rarely objective)
Paradigm Theory testing Falsifyability Reliability Objectivity
56
Define deduction
Theory is made before the testing of the hypothesis
57
Define induction
The hypothesis is tested before the theoy is made
58
What was Poppers theory of falsifyability ?
He argues that a science should be searching for conflicting evidence through his analogy is we only go looking for white swans we cannot conclude all swans are white until we search for the black swan