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AQA Psychology RMS inc REL AND VAL Flashcards | StudBud
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AQA Psychology RMS inc REL AND VAL
AQA Psychology RMS inc REL AND VAL
20 terms
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#Year2 #AQA #Psychology #ResearchMethods
Flashcards
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Questions
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Answers
1
Which 2 types of validity are external?
Ecological and concurrent
Face and concurrent
Temporal and ecological
Face and temporal
2
What is a null hypothesis in a correlational study?
It suggests that the relationship is reliable.
It suggests that the variables have a positive relationship.
It suggests there is not a relationship between variables.
It suggests there is a relationship is objective.
3
What are inferential statistics?
Test of significance
Hard maths
Descriptive statistics
Tests of probability
4
How can the reliability of a questionnaire be assessed?
Test-Retest
Unrelated t test
Inter rater reliability
Sign Test
5
What is the type of graph used for a correlation?
Scattergram
Scatter graph
Line graph
Hisogram
6
A correlation coefficient score of.......... is needed to have high inter-rater reliability.
0.64
0.80
0.15
0.31
7
A parametric test can be used with which data?
Skewed distruibution
Positive correlation
Normal distribution
Negative correlation
8
Case studies are...
Usually quantitiative
Usually quantitative and qualitative
Usually qualitative
Usually qualitative and longitudinal
9
Which section of a scientific report summarises the study?
Abstract
Discussion
Methodology
Introduction
10
When using Spearmans Rank or Pearson's r test, the calculated/observed value must be...
Equal to or MORE than critical value
Less than critical value
Equal to critical value
Less than or equal to critical value
11
A disadvantage of case studies are..
They are objective
They are quatitiative
They lack external validity
They lack internal validity
12
Select the Experimental Designs
Sign test
Natural experiment
Independent groups
Lab experiment
13
Which is the most reliable research method?
Lab experiments
Non participant observations
Semi-structured interviews
Case studies
14
The usual level of significance in Psychology is...
0.01
+0.50
-0.35
0.05
15
The most sophisticated level of measurement used in Psychology is...
Interval
Nominal
Ordinal
Quantititive
16
Which experimental design is used in a Sign Test
Independent design
Unrelated design
Related dseign
Correlation design
17
Which correlation coefficient represents a strong positive correlation?
+0.92
+0.76
+0.4
+0.50
18
When using a parametric test, with a matched pairs design, which test should be used?
Related t-test
Mann-Whitney
Wilcoxon
Chi-squared
19
What 3 factors must we choose when deciding which statistical test to use?
Data, design, difference
Design, Data, Degrees of freedom
Data, difference, Dance
Design, Description, Data
20
When testing nominal data and an independent groups design, which test should be used?
Sign Test
Correlation co-efficient
Chi-Squared
t-test
