To Find the Average of the Total Cost of Orders

question 3

Multiple Choice

To find the average of the total cost of orders from Rex Technologies, what Excel formula should be used in A12?

• A) =AVERAGE(C4:C10)
• B) =AVERAGE(C4:C7)
• C) =AVERAGE(E4:E7)
• D) =AVERAGE(E4:E10)

---

Definitions:

Contingency Management

A type of behavioral therapy where certain behaviors are reinforced by providing or withholding rewards.

Primary Reinforcer

A naturally reinforcing stimulus, such as food or water, that satisfies a basic biological need without prior learning.

Variable-interval Schedule

A reinforcement schedule in which the first response is rewarded after a variable amount of time has passed.

Token Economies

A behavioral modification system used in various settings where individuals earn tokens for exhibiting desired behaviors, which can later be exchanged for rewards.