Reliability and Validity

Question 1

How reliable is a laboratory,natural and field experiment?

Answer 1

Laboratory- very as its controlled
Natural - internal isn’t yet external is
Field - a little controlled

Question 2

What mundane realism?

Answer 2

Mundane realism is how the materials and procedures involved in an experiment are similar to events that occur in the real world.

Question 3

What is ecological validity?

Answer 3

Ecological validity is the measure of how test performance predicts behaviours in real-world settings.

Question 4

What is internal validity?

Answer 4

Internal validity is what happens inside the study.

Question 5

What is external validity?

Answer 5

External validity is how the results can be generalised beyond the study.

Question 6

What is validity if psychological measures?

Answer 6

This is how well the methods of measurement actually measure what you intended to.

Question 7

What is population validity?

Answer 7

This describes how well the sample used can be extrapolated to a population as a whole.

*It evaluates whether the sampling method is acceptable.