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 USMLE Step 1 Forum USMLE Step 1 Discussion Forum: Let's talk about anything related to USMLE Step 1 exam

#1
07-30-2013
 USMLE Forums Veteran Steps History: 1+CK+CS Posts: 253 Threads: 35 Thanked 51 Times in 45 Posts Reputation: 61
Biostats

Can anyone plzzzzzzzzz explain me RR n p-value significance? how do we interpret them? and also POWER and the chi square n t test (how to make out which variable is nominal n interval)

PLzzzz somebody help..having very hard time understand this
plzz help:sorry::sorry::sorry::sorry::sorry:

Thanks
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#2
07-30-2013
 USMLE Forums Veteran Steps History: 1+CK+CS Posts: 253 Threads: 35 Thanked 51 Times in 45 Posts Reputation: 61

Q: what is the POWER of the study if the probability that there is no difference in the study when there is one in the reality is 20%?
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