Research Methods: Reliability + Validity

Question 1

Define Reliability

Answer 1

Consistency

Question 2

How to assess reliability

Answer 2

1. test-retest

2. inter observer reliability

Question 3

How to improve reliability:

Answer 3

1. Questionnaires 
no ambiguous/ open questions 
2. Interviews 
standardisation, structures 
3. Observations 
operationalise variables, no overlapping of categories 
4. Experiments
Lab, high control, can repeat

Question 4

Define Validity

Answer 4

Is research acc measuring what it says it is

Question 5

on a scale of 1-10 how fit is Amy

Answer 5

11

Question 6

Types of validity:

Answer 6

1. Internal
2. External
3. Temporal

Question 7

How to improve validity

Answer 7

1. Questionnaires
2. Interviews
3. Observations
   Covert
4. Experiments
   No extraneous variables
   Control group