When designing an empirical investigation, psychology students need to formulate hypotheses that are testable.
Which one of the following is essential for a hypothesis to be testable?
The hypothesis must predict a directional outcome rather than a non-directional outcome.
The hypothesis must define variables in a clearly operationalised form.
The hypothesis must be supported by a large body of pre-existing peer-reviewed theories.
The hypothesis must use the exact terms 'independent variable' and 'dependent variable' within its text.
689 exam-style questions on AQA A Level Psychology Scientific processes. Each one has a worked solution and a mark scheme showing where the marks go.