Johnson Company Has Provided the Following Data for the First

question 13

Multiple Choice

Johnson Company has provided the following data for the first five months of the year:
$\begin{array} {|l | r | r | } \hline & \text { Machine Hours } & \text { Lubrication Cost } \\\hline \text { January } & 120 & \$ 750 \\\hline \text { February } & 160 & 800 \\\hline \text { March } & 200 & 870 \\\hline \text { April } & 150 & 790 \\\hline \text { May } & 170 & 840 \\\hline\end{array}$


-Using the least squares regression method,the estimated variable lubrication cost per machine hour is closest to which of the following?

• A) $0.67.
• B) $1.56.
• C) $1.40.
• D) $1.50.

---

Definitions:

Blood Sugar Levels

The concentration of glucose present in the blood, important for diagnosing and managing diabetes.

Sugary Drink

A beverage containing added sugar or sweeteners, contributing to calories without offering nutritional benefits.

Glucose Tolerance Test

A medical test that measures the body's response to sugar to help diagnose diabetes or other conditions affecting blood sugar.

Fasting

The act of voluntarily abstaining from food and, in some cases, drink for a defined period for health, religious, or ethical reasons.