The variable which the researcher manipulates.
The variable which the researcher measures.
Data in the form of numbers.
Data collected by descriptions in words.
In an experiment - how easily can it be replicated?
in an observation - consistency of measurements.
Accuracy of the measurements.
Does it measure what it sets out to measure?
How much like real life is the research?
A feature of the experiment (other than the independent variable) that influences a participant to try and guess what a study is about and look for clues on how to behave.
If two or more observers were observing the same behaviours, would they all record the same results?
A method of collecting, summarising and analysing data for the purpose of drawing conclusions.
Method of organising and summarising research and data in order to describe findings.
Statistical analysis that permits inferences about an underlying population from a sample.
- Believing that one group is superior to another.
- Favouring one group of people.
A smaller scale study conducted prior to research.
Concerns relating to what is regarded as acceptable human behaviour.
A sampling method where every member of the 'parent' population has an equal chance of being chosen.
When a group of people is selected because they are available.
The people who you are interested in studying, you then pick your sample from this population.
Where participants volunteer when asked or in response to an advertisement.
Part of 'parent' population selected to be representative.