Meta-analysis

Question 1

What is a meta-analysis?

Answer 1

A study that collects findings from a number of other studies, all researching the same topic

Question 2

What are two strengths of a meta-analysis?

Answer 2

1) High in generalisability -> large sample size
2) Quantitative data -> the data is easy to compare and analyse

Question 3

What are three limitations of a meta-analysis?

Answer 3

1) The researcher may be unsure of certain methodological decisions and so the data may not match the result
2) The file drawer problem -> publishers are biased towards studies where they find the hypothesis has been accepted
3) Researcher bias -> researcher may pick certain studies that match their hypothesis