Control of Variables

Question 1

What is the purpose of controls?

Answer 1

Eliminate extraneous variables

Question 2

What is a procedure?

Answer 2

A logical sequence of actions leading to a goal

Question 3

Describe standardisation

Answer 3

Process in which procedures used in research are kept the same in order to reduce situational variables

Question 4

Describe randomisation

Answer 4

Used in the presentation of trials in an experiment to avoid any systematic errors, participant variables or researcher bias

Question 5

Describe a single blind measure

Answer 5

Participants are not told the true purpose of the research and what they’re being studied on to prevent demand characteristics

Question 6

Describe a double blind measure

Answer 6

Neither participants nor researcher know the true purpose of the research in order to prevent demand characteristics and researcher bias

Question 7

What is counterbalancing?

Answer 7

Technique used to deal with order effects when using a repeated measures design