Validity

Question 1

What are the two types of validity?

Answer 1

Internal + external

Question 2

Internal validity

Answer 2

The study measures what it is intended to measure

Question 3

What should you consider when measuring internal validity?

Answer 3

Extraneous variables, participant variables, situational variables, demand characteristics, researcher bias and social desirability

Question 4

External validity

Answer 4

The extent to which the findings from a study can be generalised to other settings, people, or situations, moving beyond the specific context of the research.

Question 5

What are the 3 types of external validity?

Answer 5

Temporal (time), population(people), ecological (location)

Question 6

What are the 5 methods of assessing validity?

Answer 6

Face
content
concurrent
construct
predictive

Question 7

face validity

Answer 7

• least sophisticated measure of validity
• looking at the test to assess if it appears to measure what it claims to measure

Question 8

Content validity

Answer 8

• Asking an expert how valid the test is
• this objectively checks whether the method of measuring behaviour is accurate and decides its fairness and whether it meets the aim of the study

Question 9

Concurrent validity

Answer 9

• Comparing the measurement to an established on which we know is valid
• e.g.. comparing the mock exam to the real one

Question 10

Construct validity

Answer 10

• The most sophisticated test of validity
• Assesses whether or not it is measuring all parts of what we’re aiming to test

Question 11

Predictive validity

Answer 11

• Does it make valid predictions on future outcomes
• e.g. mock tests /SAT compare to GCSEs

Question 12

Most sophisticated measure of validity

Answer 12

Construct validity

Question 13

Least sophisticated measure of validity

Answer 13

Face validity