So you want to be a data thug? These tools will help. Although designed for integer data, as long as the data has a consistent granularity sometimes a simple transformation is all that is needed to get the tools to work with your data.
Use this test if you want to check means to two decimals and your sample size is less than 100.
Have means reported to a different decimal precision? Have a composite measure? Then this test is for you.
Want to check standard deviations, standard errors, or variances? Then go here.
Want to reconstruct the data? Then go here.