Find the Mean, Median, Mode, and Midrange for Each of the Two

question 109

Essay

Find the mean, median, mode, and midrange for each of the two samples, then compare the two sets of results.
-A comparison is made between summer electric bills of those who have central air and those who have window units. $$\begin{array} { l | l l l l l } & \text { May }&\text {June}&\text { July}&\text { Aug }&\text {Sept } \\\hline \text { Central } & \$ 32 & \$ 64 & \$ 80 & \$ 90 & \$ 65 \\\text { Window } & \$ 15 & \$ 84 & \$ 99 & \$ 120 & \$ 40\end{array}$$

Understand the difference between assignable variation and chance variation.

Recognize examples and causes of chance variation.

Identify assignable variations and the factors that cause them.

Understand and apply the concepts of control charts, including centerline and control limits.

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Definitions:

Customer Payments

The amounts of money received from customers in exchange for goods or services provided by a company.

Services Provided

Tasks or activities done for others, typically in exchange for payment.

Dance Instruction

The act of teaching the art of dance, encompassing a wide range of styles and techniques taught by skilled instructors.

General Journal

A bookkeeping ledger that records every business transaction in chronological order.