clar697
Forum Guru
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Posts: 199
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A case control study is conducted to determine association between cell phones and brain tumors. The results show an odds ratio of 4.3 (95% confidence interval:0.9-8.2) for an association. Assume that a 99% confidence interval was computed, rather than a 95% confidence interval. Which of the following statements best describes the size of the 99% confidence interval compared to the 95%
A) Larger
B) Smaller
C) The same
D) Cannot be determined from the information given
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| harrywfu
Forum Newbie
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A
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| tito27
Forum Newbie
Topics: 1
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easy one . Letter A
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