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+--- Thread: nbme 6/4 ques - tima (/showthread.php?tid=415447)
nbme 6/4 ques - tima - ArchivalUser - 05-31-2009
16. a case control study is performed to determine the association between brain tumors and cell phoe use. the results show an odds ratio of 4.3 (95% cofidence interval. 0.9-8.2) for an soociation between brai tumors and cell phone use. assume that a (99% confidence interval was computed rather thatn the 95% cofidence interval. which of the following statements best describes the size of the 99% confidence interval compared to the 95% confidence interval..
a. larger
b. smaller
c. the same
d. cannot be determined from the information given.
0 - ArchivalUser - 06-03-2009
the size will be large
ans..a