Portman Company's Activity for the First Three Months of 2019

question 89

Multiple Choice

Portman Company's activity for the first three months of 2019 are as follows: $\begin{array}{lll}&\text { Machine Hours}&\text { Electrical Cost }\\\text { January } & 2,100 & \$ 4,800 \\\text { February } & 2,600 & \$ 5,800 \\\text { March } & 2,900 & \$ 6,400\end{array}$ Using the high-low method, how much is the cost per machine hour?

• A) $2.00
• B) $3.00
• C) $2.26
• D) $1.78

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Definitions:

Longitudinal Study

A research design that involves repeated observations of the same variables over short or long periods of time to detect changes or developments.

Retested

The process of being tested again to verify results or check for changes over time.

Different Ages

Refers to the variety in the chronological ages of individuals within a population, highlighting diversity in stages of life.

Sandwich Generation

A generation of people who care for their aging parents while supporting their own children.