Lesson 4.2.3
4.2.3 Analysing data and the scientific status of psychology Quiz: Pearson Edexcel Psychology, Unit 4
20 questions
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Lesson 4.2.3, Analysing data and the scientific status of psychology: 20 multiple choice questions for the Pearson Edexcel Psychology (9PS0), Unit 4: Learning theories, written with Revision Ninja.
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The 20 questions
-
Which level of measurement consists of named categories with no inherent numerical order?
- Interval
- Ordinal
- Nominal
- Ratio
-
Which level of measurement applies to ranked positions without equal intervals between them?
- Nominal
- Interval
- Ordinal
- Ratio
-
Which level of measurement is required to conduct a chi-squared test?
- Nominal
- Ordinal
- Ratio
- Interval
-
A calculated chi-squared value is 10.00 and the critical value is 3.84. What is the conclusion?
- Null hypothesis retained
- Significant result
- Not significant
- Type II error
-
Observed frequencies are 30 and 10, with expected frequencies of 20 and 20. What is chi-squared?
- 10
- 100
- 5
- 20
-
Which experimental design requirement must be met to use a chi-squared test?
- Correlational design
- Independent groups
- Matched pairs
- Repeated measures
-
What is the primary purpose of conducting a thematic analysis?
- Standardise psychological tests
- Calculate inferential statistics
- Measure numerical variables
- Identify qualitative patterns
-
Which term describes the consistency of a psychological measuring instrument over time?
- Internal validity
- Predictive validity
- Reliability
- Ecological validity
-
Which type of validity refers to whether research findings apply to real-world settings?
- Population validity
- Predictive validity
- Ecological validity
- Internal validity
-
Which type of validity assesses how accurately a test forecasts future behaviour?
- Ecological validity
- Predictive validity
- Internal validity
- Concurrent validity
-
Which scientific criterion did Karl Popper propose to distinguish true science from pseudoscience?
- Falsification
- Empiricism
- Replication
- Standardisation
-
Which scientific principle is violated by psychodynamic concepts that cannot be tested or proven wrong?
- Replicability
- Empiricism
- Reductionism
- Falsification
-
What is the primary purpose of using controls in a psychological experiment?
- Maximise demand characteristics
- Increase sample size
- Collect qualitative data
- Minimise extraneous variables
-
Testing all participants in the same room at the same time of day is an example of what?
- Counterbalancing
- Operationalisation
- Random allocation
- Standardisation
-
Which scientific feature involves gathering evidence through direct observation and measurement?
- Reductionism
- Rationalism
- Falsification
- Empiricism
-
What does a significance level of p ≤ 0.05 mean regarding the null hypothesis?
- Prove hypothesis completely
- Reject null hypothesis
- Retain null hypothesis
- Invalidate study results
-
Why is replicability essential to the scientific status of psychological research?
- Checks findings' reliability
- Guarantees qualitative depth
- Eliminates sample bias
- Ensures ecological validity
-
What is a major limitation of taking a reductionist approach in psychology?
- Overlooks complex factors
- Prevents statistical testing
- Lacks objective measurement
- Cannot be replicated
-
Which type of validity assesses how accurately a test forecasts future behaviour or performance?
- Concurrent validity
- Ecological validity
- Internal validity
- Predictive validity
-
What factor determines whether a researcher should choose a parametric or non-parametric statistical test?
- Publication date
- Ethical consent level
- Sample size only
- Level of measurement
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