Make Something 40% of Your Customers Must Have
breckyunits.com
breckyunits.com
93.5% of bloggers make up bullshit statistics. 84.8% of people use statistics to obfuscate and distract people from the fact that they don't know wtf they're talking about.
Although he says it's a ballpark number, he based it on hard data from many companies(I believe ~150) that's he worked with.
Just curious, are you an actuary?