Experimental Design Flashcards
0
Q
What are the five aims of an experimental design?
A
- Provide an overall plan for the experiment. 2. Ensure that appropriate and precise measurements can be made. 3. Enable all the data collected to be analysed correctly. 4. Eliminate all potential sources of ambiguity or bias. 5. Ensure high levels of control over the independent variables and dependent variables
1
Q
Why is selecting an appropriate experimental design essential?
A
To determine that the experimental investigation is successful
2
Q
What are the three types. Of experimental design?
A
The independent groups design, the repeated measures design and the matched pairs design
3
Q
What happens in the independent group design?
A
Different participants are used in each condition of the experiment
4
Q
What happens in the repeated measures design?
A
The same participants are used in each condition of the experiment
5
Q
What happens in the matched pairs design?
A
Each group of participants is carefully matched on all the variables considered to be relevant to the experiment
