








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

Thread Tools  Search this Thread  Display Modes 
#1




biostat confidence interval question?
95 % confidence interval of two cardiac drugs x and y is as follows:
X= 2.2  3.5 and cardiac index 2.7 L/ m cube Y= .6  1.6 and cardiac index 1.3 L/m cube A test of significance is done to get a p value of .1 What's the likelihood that the the difference between cardiac index of X and Y is just by chance ? a0% b95% c97.5% d66.5% 
#2




pls explain the answer my friends

#3




is this NBME?



#4




nope.....but i think i saw one similar one one of those and so i wanna crack similar ones ...hoof...biostat a headache

#5




So can you please tell us what is your source of the questions. I am not opening your threads because am thinking they are NBME, but if you tell us the source we'll be relieved

The above post was thanked by:  
jahn77 (07172011) 
#6




Quote:

Tags 
BiostatisticsEpidemiology, Step1Questions 
Thread Tools  Search this Thread 
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
The Zero value in Confidence interval?  tinhi  USMLE Step 1 Forum  5  07282014 06:52 AM 
confidence interval of two groups!  deji  USMLE Step 1 Forum  0  06192011 06:00 PM 
Systolic blood pressure and confidence interval  bebix  USMLE Step 1 Forum  12  06092011 06:47 PM 
95% Confidence Interval Question  Dr. N Elham  USMLE Step 2 CK Forum  10  05192011 05:35 PM 
95% Confidence Interval  just_md  USMLE Step 1 Forum  3  05202010 04:10 AM 
