See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 cards from this deck
Association or difference between variables
Nominal (categorical) data as frequency counts
Unrelated design (independent groups)
(Row total × Column total) / Overall total
χ² = Σ(O-E)²/E
Observed frequency
Expected frequency
(no. of rows - 1) × (no. of columns - 1)
When calculated χ² > critical value
p < 0.05
Select your subjects, and get access to A+ resources today.