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I was wondering if anyone can explain how to calculate sample size with an example (preferably medical statistics). Which software can you use to find the sample size and what are the assumptions needed.
thanks in advance,
Sripal.
Sripal Bangalore, M.D.St Lukes Roosevelt Hospital Center,Columbia University College of Physicians and Surgeons,New York, NY 10019.
Hi guys, I was wondering if anyone can explain how to calculate sample size with an example (preferably medical statistics). Which software can you use to...
I think that you'll need to be more specific. Steve Hulley's book, Designing Clinical Research, contains simple examples. In general, power analysis isn't ...
when u go for the calculation of sample size, some more information is required for it. the following information is need before going to calculation of sample...
It depends on the objectives and limitations (e.g. cost/budget involved) of your study. Sampling designs vary and you can just make manual computations. ... ...
hi you can calculate sample sıze fırstly you must defıne for your research d(tolerance amount) t=t test table value(generally 2) S*S(S square)=varıance of...
To estimate sample size for any study actually its depend on objective of the study that what you want to do either to estiamte the prevalence or test the...
Selamen Aleykum MOhammad,first of all(Don't take it wrong I'm a muslim too) I took a look over the SAmple size pdf taht you've sent me and be sure that it was...
Hi Ismal, can u please provide me a good material for sample size calculation with examples. thanks in advance bye shyam ... objective of the study that what...
Sripal. There are a few excellent, small and free pieces of software that do basic sample size and power calculations. One, called PS Power and Sample Size...
hello to everyone! Ms. Fadallan: i guess you learned that stuff from your Stat 144 class :) back to the topic: let me also add that computations of sample size...
Dear Sripal, There is not a single rule for the calculation of sample size rather the rules differ from problem to problem. If you send me the details of your ...
Hi guys, I was wondering if one can do a meta-analysis using SPSS....if so is it using syntax only. If not, I was wondering if you guys know of a software...
Sripal, You should look at Raynald Levesque's site http://www.spsstools.net/SampleSyntax.htm When I am looking for SPSS syntax examples and help, this is...
... This list seems to be spss-centric! Most would be better off (al least economicallly) using the GNUware R (www.r-project.org), which incidentally has...
Here are my suggestions. 1. JMP (a product of SAS Corporation) has excellent GUI interface for calculating sample size - it's very user friendly. Check under ...
Hi, I need a help for sample size calculation (Prospective randomized study)using previous artical. could any one give me the good reference and also which...
Hi How to determine about the significant sample size for developing a logistic regression model. What if the one category of dependent variable has few...
... logistic regression model. ... http://help.yahoo.com/l/in/yahoo/mail/yahoomail/tools/tools-08.html/ ... Obviously, you are limited by your dependent...
Hi all, But what about a leap-year? For example if one's birth date is 29/02/2000? I think one should consider this case. Arun Kumar Saha STATISTICIAN. 14A/1J...
Probability questions often don't have unique answers. This is one of them. First you have to model the situation. What assumptions are you ready to make? Do...
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