Why Is the Sum of the Deviation About the Mean

question 33

Short Answer

Why is the sum of the deviation about the mean always 0?

---

Definitions:

Marginal Revenue

The extra revenue earned by selling an additional unit of a product or service.

Marginal Revenue

The additional income generated from selling one more unit of a product or service.

Lump Sum

A significant amount of money paid all at once, as opposed to smaller payments or installments over time.

Fixed Costs

Costs that do not change with the level of production or sales, such as rent or salaries.