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Technical Brief on the Statistical Model
Appendix B: Tables


Table 1: Descriptive Statistics for Key Variables Used in the Model

N

Minimum

Maximum

Mean

Std. Deviation

Grade 4

Skills

193

0.00

93.00

59.27

20.45

Concepts

193

0.00

67.00

26.35

16.04

Problem Solving

193

0.00

55.00

20.18

13.13

Reading: Basic Understanding

193

0.00

100.00

78.70

16.05

Reading: Analysis & Interpretation

193

0.00

100.00

64.54

19.73

Writing: Conventions

193

0.00

79.00

30.83

17.38

Writing: Effectiveness

193

0.00

92.00

52.66

19.89

% Eligible for subsidized lunch

193

2.00

100.00

40.19

30.46

% Minority Students

193

0.00

96.02

23.33

28.91

% Students in Special Education

193

0.00

47.00

17.84

5.27

% Students in LEP

193

0.00

49.00

7.49

12.42

% Parent Education

192

0.00

77.00

36.70

17.51

Grade 8

Skills

56

10.00

89.00

56.29

21.20

Concepts

56

0.00

50.00

18.61

13.38

Problem Solving

56

0.00

75.00

27.32

17.38

Reading: Basic Understanding

56

0.00

78.00

49.75

19.93

Reading: Analysis & Interpretation

56

0.00

47.00

22.57

12.20

Writing: Conventions

56

0.00

91.00

47.96

18.18

Writing: Effectiveness

56

0.00

82.00

49.25

17.74

% Eligible for subsidized lunch

57

4.00

100.00

35.05

31.52

% Minority Students

57

0.00

91.48

22.70

29.84

% Students in Special Education

57

0.00

26.00

16.77

4.99

% Students in LEP

57

0.00

36.00

3.82

7.58

% Parent Education

56

16.00

88.00

54.84

18.60

Grade 10

Skills

54

2.00

71.00

33.76

19.88

Concepts

54

0.00

53.00

17.96

14.18

Problem Solving

54

0.00

41.00

13.35

11.11

Reading: Basic Understanding

53

0.00

71.00

31.72

19.06

Reading: Analysis & Interpretation

53

0.00

69.00

29.15

18.18

Writing: Conventions

53

7.00

89.00

54.06

21.16

Writing: Effectiveness

53

0.00

55.00

20.25

14.28

% Eligible for subsidized lunch

54

0.00

100.00

23.00

27.37

% Minority Students

54

0.42

90.15

22.36

27.80

% Students in Special Education

55

0.00

35.00

12.73

6.01

% Students in LEP

55

0.00

28.00

2.85

6.04

% Parent Education

54

19.00

89.00

53.94

16.47

 

 

For further information call the Rhode Island Department of Education  
at 401-222-4600 x2231.
Information Works!  is produced in collaboration with the National Center on Public Education & Social Policy,
Robert D. Felner, Ph.D., Director.