This article has good general advice about how to run a statistical analysis, such as Rule 1: Statistical Methods Should Enable Data to Answer Scientific Questions.
Robert E. Kass, Brian S. Caffo, Marie Davidian, Xiao-Li Meng, Bin Yu, Nancy Reid. Ten Simple Rules for Effective Statistical Practice. PLOS Computational Biology. 2016 (June 9). Available in html format.
You can find an earlier version of this page on my blog.