2.2.9 - objectivity, reliability and validity

Question 1

what does reliability refer to?

Answer 1

the consistency of findings from research

Question 2

what is test-retest reliability?

Answer 2

when the findings of a study are consistent and reliable so we can trust that these findings will happen again and again

Question 3

what is internal validity and what are examples of it?

Answer 3

the extent to which the outcome of the study is the direct result of the manipulated IV eg. construct and predictive validity

Question 4

what is construct validity?

Answer 4

the extent to which the test measures what it claims to measure

Question 5

what is predictive validity?

Answer 5

the extent to which results from a test or study can predict future behaviour

Question 6

what is external validity and what are examples of it?

Answer 6

the extent to which the findings of a study apply to other people and situations eg. ecological and population validity

Question 7

what is ecological validity?

Answer 7

the extent to which the findings of a study can be generalised to other situations

Question 8

what is population validity?

Answer 8

the extent to which the findings of a study can be generalised to other populations than those used in the sample

Question 9

what does objectivity refer to?

Answer 9

being impartial and judgement free

Question 10

why is objectivity important?

Answer 10

it ensures results are reliable and valid