Inferential Stats

Question 1

What is a chi-squared test?

Answer 1

• Used in nominal data
  
  • Uses actual and expected values
  • Might have to collapse categories if there are few observations
  • Expected = sum/# of groups (if groups have equal participants)

Question 2

What is a one-way ANOVA?

Answer 2

Used when there are more than 2 levels of values

Question 3

What is the difference between a 2 set t-test and a paired t-test?

Answer 3

2 Set t-test:
- Value from 2 sets come from two different groups

Paired t-test:
- 2 sets of values come from the same individual