In: Statistics and Probability
please give me an example of a 2x4 Chi-square APA write-up
the chi square for 2*4 data is
| Chi-Square Test | ||||||||||
| Observed Frequencies | ||||||||||
| Column variable | Calculations | |||||||||
| Row variable | C1 | C2 | C3 | C4 | Total | fo-fe | ||||
| R1 | 20 | 44 | 17 | 14 | 95 | 2.055556 | 4.416667 | -5.16667 | -1.30556 | |
| R2 | 14 | 31 | 25 | 15 | 85 | -2.05556 | -4.41667 | 5.166667 | 1.305556 | |
| Total | 34 | 75 | 42 | 29 | 180 | |||||
| Expected Frequencies | ||||||||||
| Column variable | ||||||||||
| Row variable | C1 | C2 | C3 | C4 | Total | (fo-fe)^2/fe | ||||
| R1 | 17.94444 | 39.58333 | 22.16667 | 15.30556 | 95 | 0.235466 | 0.492807 | 1.204261 | 0.111363 | |
| R2 | 16.05556 | 35.41667 | 19.83333 | 13.69444 | 85 | 0.263168 | 0.550784 | 1.345938 | 0.124465 | |
| Total | 34 | 75 | 42 | 29 | 180 | |||||
| Data | ||||||||||
| Level of Significance | 0.05 | |||||||||
| Number of Rows | 2 | |||||||||
| Number of Columns | 4 | |||||||||
| Degrees of Freedom | 3 | |||||||||
| Results | ||||||||||
| Critical Value | 7.814728 | |||||||||
| Chi-Square Test Statistic | 4.328252 | |||||||||
| p-Value | 0.228131 | |||||||||
| Do not reject the null hypothesis |
the APA format is
X2 (3, 180) = 4.328252 p = 0.228131