1. STATISTICAL INFERENCE: INTRODUCTION

2. MAKE IT EXPLICIT
Your introduction should be meaningful. It should have purpose behind it.

3. Research I Find out where the sample data originates from?
Who collected it?
How was it collected?
What is the sample size?
Define the target population (the group you will be making inferences about

4. Research II
Find out more about the variables you would like to choose…
choice is important: Choosing boring variables results in a sub-standard report.
Find out as much as you can about your two groups.
Find out as much as you can about your measurement variable.
Write down what you find out.

5. Research II
Find out more about the variables you would like to choose…
choice is important: Choosing boring variables results in a sub-standard report.
Write down as much as you can about your two groups.
Write down as much as you can about your measurement variable.
Pretend i’m an idiot.

6. Your interest. Describe why you are interested in your investigation.
It could be from something you discovered whilst researching….or,
It could be a stereotype / hunch / assumption about a particular group in society.

7. Write a comparative investigation question.
Write a COMPARATIVE investigation question. Include:
Measurement variable (e.g. height)
Comparison variable (e.g. NZ Maori vs. NZ Pakeha)
Population you are studying (e.g. College rugby players in NZ),
Statistic of interest ...MEDIAN!!!
I am going to investigate the relationship between the height of NZ Maori rugby players and the height NZ Pakeha rugby players, who play college rugby in NZ.
I am going to investigate the median height of NZ Maori rugby players and the median height of NZ Pakeha rugby players, who play college rugby in NZ..
I am going to investigate the difference between the median height of NZ Maori rugby players and the median height of NZ Pakeha rugby players, who play college rugby in NZ..

8. Write a hypothesis. What do you expect to find out?
Using evidence from research back-up what you expect is a great idea.