effect_size_for_anova
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effect_size_for_anova [2018/06/11 08:34] – hkimscil | effect_size_for_anova [2018/06/11 08:47] (current) – hkimscil | ||
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====== Effect size for ANOVA ====== | ====== Effect size for ANOVA ====== | ||
- | |||
- | $ \eta^{2} = \displaystyle \frac {\text{SS}_{\text{treatment}}} {\text{SS}_{\text{total}}} $ | ||
- | $ \eta_{p}^{2} = \displaystyle \frac {\text{SS}_{\text{time}}} {\text{SS}_{\text{time}} + \text{SS}_{\text{error}} } $ | ||
- | |||
| | | | ||
| Corrected Model | 280 | 5 | 56 | 3.055 | 0.036 | 0.459 | - | | | Corrected Model | 280 | 5 | 56 | 3.055 | 0.036 | 0.459 | - | | ||
| Intercept | 2400 | 1 | 2400 | 130.909 | | Intercept | 2400 | 1 | 2400 | 130.909 | ||
- | | DRIVE | | + | | DRIVE | < |
- | | | + | | |
- | | DRIVE * REWARD | 144 | 2 | 72 | 3.927 | 0.038 | 0.236 | 0.304 | | + | | DRIVE * REWARD | <fc #ff0000>144</ |
| Error | 330 | 18 | 18.333 | | | | | | | Error | 330 | 18 | 18.333 | | | | | | ||
| Total | 3010 | 24 | | | Total | 3010 | 24 | | ||
- | | Corrected Total | 610 | 23 | | + | | Corrected Total | <fc #ff0000>610</ |
refer to {{: | refer to {{: | ||
+ | |||
+ | ===== eta square ===== | ||
+ | __eta square (h< | ||
+ | |||
+ | $ \eta^{2} = \displaystyle \frac {\text{SS}_{\text{treatment}}} {\text{SS}_{\text{total}}} $ \\ | ||
Total = 3010 = 24 + 112 + 144 + 330 + 2400 | Total = 3010 = 24 + 112 + 144 + 330 + 2400 | ||
Correct Total = <fc # | Correct Total = <fc # | ||
+ | We use corrected total, 610: | ||
- | We use corrected total: | + | DRIVE: |
- | + | REWARD: | |
- | DRIVE: 0.039344262 | + | DRIVE*REWARD: |
- | REWARD: 0.183606557 | + | |
- | DRIVE*REWARD: | + | |
SUM: 0.46 | SUM: 0.46 | ||
46% of dependent variable is accounted for by the IVs. | 46% of dependent variable is accounted for by the IVs. | ||
+ | |||
+ | ===== partial eta square ===== | ||
+ | |||
+ | __partial eta square (h< | ||
+ | |||
+ | $ \eta_{p}^{2} = \displaystyle \frac {\text{SS}_{\text{effect}}} {\text{SS}_{\text{effect}} + \text{SS}_{\text{error}} } $ | ||
SS< | SS< | ||
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| Reward * Drive | 144 | 330 | 474 | 0.304 | | | Reward * Drive | 144 | 330 | 474 | 0.304 | | ||
+ | ===== omega square ===== | ||
effect_size_for_anova.txt · Last modified: 2018/06/11 08:47 by hkimscil