Question: Preventable chronic diseases are increasing rapidly in Native American populations, particularly diabetes. F. Gilliland et al. examined the diabetes issue in the paper Preventative Health
Preventable chronic diseases are increasing rapidly in Native American populations, particularly diabetes. F. Gilliland et al. examined the diabetes issue in the paper "Preventative Health Care among Rural American Indians in New Mexico" (Preventative Medicine, Vol. 28, pp. 194-202). Following is a contingency table showing crossclassification of educational attainment and diabetic state for a sample of 1273 Native Americans (HS is high school).
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At the 1% significance level, do the data provide sufficient evidence to conclude that an association exists between educational level and diabetic state for Native Americans?
Diabetic state Diabetes No diabetes Total 251 414 413 195 1273 Less than HS 218 389 393 178 1178 EHS grad 25 20 College grad 17 95 ESome college Total
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The expected frequencies are shown below the observed frequencies in the following contingency table ... View full answer
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