Chi-Squared Analysis

Question 1

When to use Chi-Square Analysis?

Answer 1

• Categorical Data

- Ppl fit into one bin

Question 2

Three steps to chi-squared analysis

Answer 2

1. Find Expected Values
2. Comparison Equation
3. See if difference is bigger than table value

Question 3

Expected Value Chi Squared Formula

Answer 3

Row Total * Column Total/TOTAL

Question 4

Comparison Equation for Chi Square Analysis

Answer 4

Chi= Sum of [(Obs-Exp)^2/Expected]

• You’ll be adding up multiple squared differences

Question 5

Instead of Chi Square, if you have a small sample, then you should use the ____ _____ Test

Answer 5

Fisher Exact Test