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1012009
Re: Re: sample size calculation
thanx alot.
docosama
Re: sample size calculation
Using formula for Estimating a population proportion with specified absolute precision
with Confidence interval of 95%
Population propotion 20%
Bond of error 5%
Sample size is: 246 patients
1012009
sample size calculation
salam , my dissertation topic is comparison of placental histopathology in diabetes, it is comparative cross sectional study. prevalence is 20 percent. plz help me in calculating the sample size for it.