test one

Decide what to test, create two versions, decide on how long to run the test, collect enough data, analyze.

If you’re running an on-site test, you’ll want to think of all the sales-related pieces of your website, and then figure out which elements to split test:

• headlines

This is a test that you can do it on yourself to check for dehydration.

Skin turgor refers to the elasticity of your skin.

When you pinch the skin on your arm, it should spring back into place within a second or two. Having poor skin turgor means it takes lon...

The Apgar scoring system gives each newborn a score of 0,1, or 2 across five categories. Zero is given to the worst possible condition, and two is the ideal condition.

• Activity (muscle tone)
• Pulse
• Grimace (refle...