Construct a 95% CI for the 5-year true rate of cataracts among the excessive-sunlight-exposure group? The researchers
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Construct a 95% CI for the 5-year true rate of cataracts among the excessive-sunlight-exposure group?
The researchers decide to extend the study to a 5-year period and find that 20 of the 200 people develop a cataract over a 5-year period. Suppose the expected incidence of cataracts among 65- to 69-year-olds in the general population is 5% over a 5-year period.
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