THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 90

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Sales at a local wholesaler consist of both retail as well as online sales.During the course of a month,retail sales have a mean of $96,780 with a standard deviation of $12,520.Over the same time period,online sales average $229,620 with a standard deviation of $23,100.Assume that the retail sales are independent of online sales.
-What is the standard deviation of the wholesaler monthly sales?

• A)$35,620.0
• B)$26,274.7
• C)$71,240.0
• D)$68,960.3

---

Definitions:

Short Form Truth Table

A condensed version of a truth table that only focuses on the rows that are critical for determining the validity of a logical argument.

Atomic Sentences

Simple sentences that contain no logical connectors and express a single complete thought or proposition.

Truth Values

The assessment of whether a statement is true or false in the field of logic.

Short Form Truth Table

A simplified method of constructing a truth table by focusing only on the rows that are essential for determining validity.