Another pilot study During routine screening, a doctor notices that 22% of her adult
Chapter 18, Problem 34(choose chapter or problem)
Another pilot study During routine screening, a doctor notices that 22% of her adult patients show higher than normal levels of glucose in their blooda possible warning signal for diabetes. Hearing this, some medical researchers decide to conduct a large-scale study, hoping to estimate the proportion to within 4% with 98% confidence. How many randomly selected adults must they test?
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