1. Chapter 14: Research Synthesis (Meta-Analysis)
SFM 651:
Research Methods
Dr. Johnson

2. Say what???? An analysis of current research, as a paper by itself.
Look at whats already done and analyze that
Stand alone paper
Does analyze and come to conclusions of its own

3. Problems How good was the research search Computer AND paper
What were the search parameter's
What was included and why
How were conclusions drawn.

4. Steps Identify a problem Perform search Review studies
Read and evaluate
Calculate effect size
Apply statistics
Report steps and outcomes

5. Purpose To solve a problem Solving a problem in the literature
Same as any research
Solving a problem in the literature
Answering an unanswered question

6. Examples Pg 267-269 Take a look at one of these at home
Actually look it up!

7. Methods Different studies have different methods
How do you synthesize them
Calculating means and SD can be hard when different methods are used

8. Issues with Meta-Analysis
What to code
Choosing standard deviation
Calculating effect size
Using effect size as estimator of treatment effects
Testing homogeneity
Analyzing variance
Outliers
Publication bias

9. Presenting data Charts and graphs are helpful
Make it easy to see and understand