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:

Fine Motor Development

The progression of the ability to use small muscles, particularly in the hands and fingers, allowing for activities such as writing, grabbing, and manipulating small objects.

Pincer Grasp

The coordination of index finger and thumb to hold an item, an important developmental milestone in infants.

Crude Pincer Grasp

A developmental milestone in infants where they begin to grasp objects using their thumb and fingers in a less refined manner.