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. Author manuscript; available in PMC: 2015 Jun 8.

Published in final edited form as: Am J Health Sci. 2015 Jun;6(1):59–74. doi: 10.19030/ajhs.v6i1.9270

Table 3.

Z-Test For The Difference Between The Proportion Overweight Or Obese

3a: H_a:p₁ > p₂
Item	Following	Not Following	Z-stat	p-value
Protein	57 %	40 %	2.94	0.10
Vegetable	50 %	46 %	0.84	0.80

3b: H_a:p₁ < p₂
Item	Following	Not Following	Z-stat	p-value
Fruit	43 %	52 %	−1.68	0.04
Dairy	39 %	50 %	−1.61	0.05