Jun 20, 2010 #1 M Mikz New member Joined Jun 20, 2010 Messages 1 Reaction score 0 Points 1 units 6 95% confidence level standard deviation 30
Jun 21, 2010 #2 M meljr New member Joined Jun 21, 2010 Messages 1 Reaction score 0 Points 1 You have to have a sample of about 30 cases for any study or your results be be week. There will be very little difference between the results of 1000 cases or say 10,000 cases.
You have to have a sample of about 30 cases for any study or your results be be week. There will be very little difference between the results of 1000 cases or say 10,000 cases.