Use a Graphing Utility to Find the Equation of the Line

question 101

Multiple Choice

Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
-Two different tests are designed to measure employee productivity and dexterity. Several employees are randomly selected and tested with these results. Productivity Dexterity
\begin{tabular}{l|l|l|l|l|l|l|l|l|l}
23 & 25 & 28 & 21 & 21 & 25 & 26 & 30 & 34 & 36 \\
\hline 49 & 53 & 59 & 42 & 47 & 53 & 55 & 63 & 67 & 75
\end{tabular}

• A) \(y = 75.3 - 0.329 x\)
• B)\(y=10.7+1.53 x\)
• C) \(\mathrm { y } = 5.05 + 1.91 \mathrm { x }\)
• D) \(y = 2.36 + 2.03 x\)

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Definitions:

Atrial

Pertaining to the atria, the two upper chambers of the heart that receive blood entering the heart.

Ventricular Contractions

The tightening of the heart's ventricles that occurs during the heartbeat to pump blood out of the ventricles to the rest of the body.

Skeletal Muscle

Type of voluntary muscle tissue in muscles attached to bones, responsible for locomotion and body movements.

Oxygen Debt

A condition that develops when skeletal muscles are used strenuously for a minute or two.