Chi Square Tests 0.0 / 5 ? MathematicsChi square 1UniversityNone Created by: CJohnstone2001Created on: 16-11-20 12:29 Chi Square - 1 Find total number Divide by amount Make table- O/E/O-E/squared/^2 val div by E Add last numbers in table n-1= df 5%= 0.05 1 of 4 Chi Square- Ratios Use ratio to calc how much expected Same table as normal If value smaller then matches 2 of 4 Chi Square- 2 x 2 Table Row and Column totals Row total x C total/grand total (4 values) Same table as norm but Yates correction (-0.5) Then divide by E Add last columns Df= 1 If value higher then is a difference 3 of 4 One sample t test t= Sample mean- Pop mean/ Error If value smaller then no difference 4 of 4
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