using_dummy_variables
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using_dummy_variables [2015/11/04 09:49] – hkimscil | using_dummy_variables [2018/05/16 08:35] – hkimscil | ||
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===== 2 groups ===== | ===== 2 groups ===== | ||
data: | data: | ||
- | {{: | + | {{: |
- | {{elemapi2_categories.sps}} | + | {{:elemapi2_categories.sps}} |
+ | |||
+ | {{: | ||
< | < | ||
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meals 6 pct free meals | meals 6 pct free meals | ||
ell 7 english language learners | ell 7 english language learners | ||
- | yr_rnd 8 year round school 무방학학교 | + | yr_rnd 8 year round school 무방학학교 |
mobility 9 pct 1st year in school | mobility 9 pct 1st year in school | ||
acs_k3 10 avg class size k-3 | acs_k3 10 avg class size k-3 | ||
Line 45: | Line 47: | ||
</ | </ | ||
- | | '' | + | | **Model Summary** |
| Model | R | R Square | | Model | R | R Square | ||
| 1 | .475a | 0.226 | 0.224 | 125.3 | | 1 | .475a | 0.226 | 0.224 | 125.3 | ||
| a. Predictors: (Constant), year round school | | a. Predictors: (Constant), year round school | ||
- | | ANOVA(b) ||||||| | + | | **ANOVA(b)** |
| Model | | Model | ||
| 1 | Regression | | 1 | Regression | ||
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- | | Coefficients(a) | + | | **Coefficients(a)** |
| | | Unstandardized Coefficients | | | | Unstandardized Coefficients | ||
| Model | | Model | ||
Line 95: | Line 97: | ||
</ | </ | ||
- | | ''' | + | | **Report** |||| |
| api 2000 |||| | | api 2000 |||| | ||
| year round school | | year round school | ||
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< | < | ||
Model R R Square Adjusted R Square Std. Error of the Estimate | Model R R Square Adjusted R Square Std. Error of the Estimate | ||
- | 1 .867a .752 .752 70.908 | + | 1 .867a .752 .752 70.908 |
a. Predictors: (Constant), Percentage free meals in 3 categories | a. Predictors: (Constant), Percentage free meals in 3 categories | ||
ANOVA(b) | ANOVA(b) | ||
- | Model Sum of Squares df Mean Square F Sig. | + | Model Sum of Squares df Mean Square F Sig. |
1 Regression 6072527.519 1 6072527.519 1207.742 .000a | 1 Regression 6072527.519 1 6072527.519 1207.742 .000a | ||
Residual 2001144.479 398 5028.001 | Residual 2001144.479 398 5028.001 | ||
- | Total 8073671.997 399 | + | Total 8073671.997 399 |
a. Predictors: (Constant), Percentage free meals in 3 categories | a. Predictors: (Constant), Percentage free meals in 3 categories | ||
b. Dependent Variable: api 2000 | b. Dependent Variable: api 2000 | ||
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Coefficients(a) | Coefficients(a) | ||
Unstandardized Coefficients Standardized Coefficients | Unstandardized Coefficients Standardized Coefficients | ||
- | Model B Std. Error Beta t Sig. | + | Model B Std. Error Beta t Sig. |
- | 1 (Constant) 950.987 9.422 100.935 .000 | + | 1 (Constant) 950.987 9.422 100.935 .000 |
- | Percentage | + | Percentage |
+ | free meals in | ||
+ | 3 categories | ||
a. Dependent Variable: api 2000 | a. Dependent Variable: api 2000 | ||
</ | </ | ||
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</ | </ | ||
- | Coefficients(a) | + | | **Coefficients(a)** ||||||| |
| | | Unstandardized Coefficients | | | | Unstandardized Coefficients | ||
| Model | | Model | ||
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api 2000 | api 2000 | ||
Percentage free meals in 3 categories Mean N Std. Deviation | Percentage free meals in 3 categories Mean N Std. Deviation | ||
- | 0-46% free meals 805.72 131 65.669 | + | 0-46% free meals 805.72 131 65.669 |
- | 47-80% free meals 639.39 132 82.135 | + | 47-80% free meals 639.39 132 82.135 |
- | 81-100% free meals 504.38 137 62.727 | + | 81-100% free meals 504.38 137 62.727 |
- | Total 647.62 400 142.249 | + | Total 647.62 400 142.249 |
</ | </ | ||
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</ | </ | ||
- | ''' | + | | **Between-Subjects Factors** |||| |
| | | Value Label | N | | | | | Value Label | N | | ||
| Percentage free meals in 3 categories | | Percentage free meals in 3 categories | ||
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| | 3 | 81-100% free meals | 137 | | | | 3 | 81-100% free meals | 137 | | ||
- | ''' | + | | **Tests of Between-Subjects Effects** |||||| |
| Dependent Variable: | | Dependent Variable: | ||
| Source | | Source | ||
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|a. R Squared = .755 (Adjusted R Squared = .754) | |a. R Squared = .755 (Adjusted R Squared = .754) | ||
- | ''' | + | | **Parameter Estimates** |
- | | Dependent Variable: | + | | Dependent Variable: |
| | | | | | 95% Confidence Interval | | | | | | | 95% Confidence Interval | ||
| Parameter | | Parameter | ||
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</ | </ | ||
- | | ''' | + | | **Model Summary** ||||| |
| Model | R | R Square | | Model | R | R Square | ||
| 1 | .876a | .767 | .765 | 68.893 | | 1 | .876a | .767 | .765 | 68.893 | ||
| a. Predictors: (Constant), mealcat2, year round school, mealcat1 | | a. Predictors: (Constant), mealcat2, year round school, mealcat1 | ||
- | | ''' | + | | **ANOVA(b)** |
- | | Model | + | | Model |
- | | 1 | + | | 1 |
- | | | Residual | + | | |
- | | | Total | + | | |
- | | a. Predictors: (Constant), mealcat2, year round school, mealcat1 | + | | a. Predictors: (Constant), mealcat2, year round school, mealcat1 |
- | | b. Dependent Variable: api 2000 |||||||| | + | | b. Dependent Variable: api 2000 |
- | ^ Coefficients(a) | + | ^ **Coefficients(a)** ^^^^^^^ |
- | | | | Unstandardized Coefficients | + | | | | Unstandardized |
| Model | | Model | ||
| 1 | (Constant) | | 1 | (Constant) | ||
Line 320: | Line 324: | ||
- | ^ Excluded Variables(b) | + | ^ **Excluded Variables(b)** ^^^^^^^ |
| | | | | | | Collinearity Statistics | | | | | | | | Collinearity Statistics | ||
| Model | | Model | ||
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해석에 대해서 . . . . | 해석에 대해서 . . . . | ||
- | ^ '' | + | ^ **interpretation** |
- | | | mealcat=1 | + | | | mealcat=1 |
|yr_rnd=0 | |yr_rnd=0 | ||
|yr_rnd=1 | |yr_rnd=1 | ||
- | ^ '' | + | ^ **interpretation** |
- | | | mealcat=1 | + | | | mealcat=1 |
+ | | | mealcat=1-> | ||
| yr_rnd=0 | | yr_rnd=0 | ||
| ::: | intercept + \\ BMealCat1 | | ::: | intercept + \\ BMealCat1 |
using_dummy_variables.txt · Last modified: 2019/10/18 10:18 by hkimscil