What is a null hypothesis?

It suggests there is not a relationship between variables.

Usually qualitative and longitudinal

When using Spearmans Rank or Pearson's r test, the calculated/observed value must be...

Equal to or MORE than critical value

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AQA Psychology Research Methods

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Questions 17

Answers

1
Which section of a scientific report must inferential statistics be presented?
Abstract
Methodology
Discussion
Introduction
2
Which is the most reliable research method?
Non participant observations
Lab experiments
Case studies
Semi-structured interviews
3
A disadvantage of case studies are..
They are objective
They are quatitiative
They lack internal validity
They lack external validity
4
The most accurate level of measurement used in Psychology is...
Interval
Ordinal
Nominal
Quantititive
5
An advantage of content analysis is..
It is scientific
It is objective
It is ethical
It is reliable
6
Which correlation coefficient represents a strong positive correlation?
+0.76
+0.4
+0.50
+0.92
7
What is a null hypothesis?
It suggests that the relationship is reliable.
It suggests there is a relationship is objective.
It suggests there is not a relationship between variables.
It suggests that the variables have a positive relationship.
8
The usual level of significance in Psychology is...
0.05
0.01
+0.50
-0.35
9
Which 2 types of validity are external?
Ecological and concurrent
Temporal and ecological
Face and temporal
Face and concurrent
10
What are inferential statistics?
Descriptive statistics
Tests of probability
Hard maths
Test of significance
11
Which experimental design is used in a Sign Test
Related dseign
Correlation design
Unrelated design
Independent design
12
How can the reliability of a questionnaire be assessed?
Sign Test
Test-Retest
Counter balancing
Inter rater reliability
13
Case studies are...
Usually qualitative and longitudinal
Usually quantitiative
Usually qualitative
Usually quantitative and qualitative
14
What is the type of graph used for a correlation?
Scattergram
Scatter graph
Hisogram
Line graph
15
When testing interval data with a matched pairs design, which test should be used?
Mann-Whitney
Chi-squared
Related t-test
Wilcoxon
16
When testing nominal data and a correlation design, which test should be used?
Chi-Squared
t-test
Correlation co-efficient
Sign Test
17
When using Spearmans Rank or Pearson's r test, the calculated/observed value must be...
Equal to or MORE than critical value
Equal to critical value
Less than critical value
Less than or equal to critical value

AQA Psychology Research Methods Flashcards | StudBud