The following statements create a SAS data set named BATTERY, which contains the number of alkaline batteries per lot failing an acceptance test. The number of batteries tested in each lot varies but ...

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Erika Rasure is globally-recognized as a leading consumer economics ...

Hi, I hope this is the best forum for this question and that someone can enlighten me with a clear answer. I work in a head office of a bank. One of my responsibilities is Quality Checking the work of ...

The conventional approach of choosing sample size to provide 80% or greater power ignores the cost implications of different sample size choices. Costs, however, are often impossible for investigators ...