Chapter 3: Psychological Science
True or False?
Remember – try to go beyond just answering True or False; use the questions as a way of reviewing what you know about the topic.
Questions:
- Correlational research allows us to assess the causal impact of one variable on another.
- Lack of external validity limits the extent to which the findings of a study can be generalized.
- The standard deviation is a measure of dispersion.
- A parsimonious theory is one that can be shown to be incorrect.
- The median is a measure of dispersion.
- Case studies, surveys and naturalistic observation are all descriptive research designs.
- In an experiment, the researcher manipulates the independent variable.
- Multiple regression is used to analyse the results of a case study.
- In an experiment, a confounding variable would be a threat to internal validity.
- In an experiment looking at the effect of eating candy on irritability, irritability would be the independent variable.
Answers :
- false
- true
- true
- false
- false
- true
- true
- false
- true
- false