How to Lie with Statistics — to Yourself and Others
Drawing conclusions from statistics is tricky. It’s easy for people to lie with statistics — to others and themselves.
People set forth bad arguments because
they’ve made honest mistakes in their reasoning
they’re deliberately trying to mislead people
Assume the following percentages for a country’s regions:
The percentages are correlated: the larger the percent vaccinated, the larger percent who got Covid. Indeed, the correlation coefficient equals +1, a “perfect correlation.” (Possible values run from -1 to +1.)