RM: Reliability

Question 1

What is reliability?

Answer 1

Measure of consistency where if repeated the same results would be obtained

Question 2

What ways can reliability be tested?

Answer 2

Test retest
Interobserver

Question 3

What is test retest?

Answer 3

The same test is given to the same person on two or more occasions to determine if the results are the same and reliable

Question 4

What is interobserver?

Answer 4

Two or more observers compare the data by conducting pilot studies to check that behavioural categories are being applied in the same way

Question 5

What correlation should be exceeded to be considered reliable?

Answer 5

+ 0.80

Question 6

How can questionnaires be made more reliable?

Answer 6

Questions can be rewritten so that open ended questions are replaced with fixed closed questions

Question 7

How can interviews be made more reliable?

Answer 7

The same interviewer should be used or all trained in same way

Question 8

How can an observation be made more reliable?

Answer 8

All behavioural categories should be operationalised, none absent or overlapping (no room for own judgement)

Question 9

How can experiments be made more reliable?

Answer 9

Use standardised procedures