Q: We frequently need to select samples of populations for test of transaction work when auditing or reviewing client financial data. Currently, each staff member uses his or her own sampling method, ...

I understand the principle of a random common cause as described in this CausalWizard doc with the example of height and lung cancer. Here we have a variable (height) that we don't think should be ...

Choosing a grocery store usually involves more than just prices. Store atmosphere, customer service, and location are a few criteria that might be important. However, for most people, price is a ...