CHI SQUARE TEST

Observed O

Observed OV

Row Total

Expected

Expected OV

Chi Square O

Chi Square OV

Chi

df

Interpretation

Age (months)

24 - 35

14.2

16

30.2

15.085

26.437

0.519

4.120

8.727

2 = 5.99

Reject Ho if chi square > df

Statistically Significant

Age is directly associated with weight

36 -47

17

16.3

33.3

16.633

24.426

0.008

2.703

48 - 59

18.6

17.6

36.2

18.082

24.261

0.015

1.829

Column Total

49.8

49.9

99.7

Gender

Male

15.5

16.6

32.1

15.693

17.117

0.002

0.016

0.036

1 = 3.84

Do not reject Ho chi < df

Not Statistically Significant

Gender is not directly associated with weight

Female

17

16.5

33.5

16.493

16.303

0.016

0.002

Column Total

32.5

33.1

65.6

Race

Asian/Pacific Islander

7.3

11.5

18.8

29.278

47.713

16.498

27.485

143.204

4 = 9.49

Reject Ho because chi square > df

Statistically Significant

Race is directly associated with weight

American Indian/ Alaska Native

13.8

14.6

28.4

36.638

40.099

14.236

16.214

Non-Hispanic Black

14

15

29

36.4

40.345

13.785

15.922

Non-Hispanic White

15.1

16.6

31.7

35.916

40.845

12.064

14.392

Hispanic

25.2

20.3

45.5

41.76

34.8

6.567

6.042

Column Total

75.4

78

153.4