Formula For Calculating Sample Size For Descriptive Study. P expected prevalence or based on previous research. Use the sample size formula.
Yamane 1967886 provides a simplified formula to calculate sample sizes. Therefore the sample size can be calculated using the above formula as 10000 196 2 005 1-005 005 2 10000 1 196 2 005 1-005 005 2 Therefore a size of 72 customers will be adequate for deriving meaningful inference in this case. This equation is for an unknown population size or a very large population size.
The formula for estimating sample size is given as.
I want to know how to calculate the sample size in my study. N minimum sample size required. When this formula is. This video describes the easiest way for calculating sample sizedownload link for g-power software.
