A lot of unhappiness and angst in the world because of the inability to live within one’s means … what people think is standard today wasn’t for most just 2 decades ago, we must champion the concept of saving money, there’s an opportunity for many to cut costs. Of course there are many who live for roof over head and food on table, but there are 100’s of millions of people who could 1. Stop buying $5 coffee 2X a day and make their own or cut coffee 2. Not use Postmates or Uber eats 2x a day 3. N

How To Calculate The Standard Deviation