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Discuss case-the american journal of clinical nutrition

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Reference no: EM131649923

Question: Vitamin D. In July 2002 the American Journal of Clinical Nutrition reported that 42% of 1546 African-American women studied had vitamin D deficiency. The data came from a national nutrition study conducted by the Centers for Disease Control and Prevention in Atlanta.

a) Do these data meet the assumptions necessary for inference? What would you like to know that you don't?

b) Create a 95% confidence interval.

c) Interpret the interval in this context.

d) Explain in this context what "95% confidence" means.

Reference no: EM131649923

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