Chapter 2 - Berk

Question 1

Define reliability vs validiity

Answer 1

Reliability refers to the consistency or repeatability of measures of behaviour. Tests must yield similiar results on both occasions and observations must be agreed upon between observers.
Validity refers to accurately measuring the characteristics that the researcher set out to measures.

Question 2

Describe Internal Vs External Validity

Answer 2

Internal validity is where the tests used in the design are accurately testing the hypothesis. External validity relates to the degree the findings can be generalized to other settings and participants outside the original study