Use the Regression Feature of a Graphing Utility to Find

question 51

Multiple Choice

Use the regression feature of a graphing utility to find a quadratic model for the data below.
$\begin{array}{|r|c|}\hline \boldsymbol{x} & \boldsymbol{y} \\\hline-2 & 15.7 \\\hline-1 & 3.5 \\\hline 0 & -2.7 \\\hline 1 & -2.9 \\\hline 2 & 3.7 \\\hline 3 & 15.8 \\\hline 4 & 33.6 \\\hline\end{array}$

• A) \(y = 2.89 x ^ { 2 } - 3.35 x - 2.9\)
• B) \(y = 2.73 x ^ { 2 } - 3.2 x - 2.75\)
• C) \(y = 3.34 x ^ { 2 } - 2.9 x - 2.7\)
• D) \(y = 3.19 x ^ { 2 } - 2.74 x - 2.4\)
• E) \(y = 3.04 x ^ { 2 } - 3.05 x - 2.61\)

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Definitions:

Expanded

Something that has been enlarged or extended in size, volume, or scope.

Merge Cells

A function in spreadsheet and table applications that combines two or more cells into a single cell.

Divide Cell

In spreadsheet or table applications, a feature to split one cell into multiple cells horizontally or vertically.

Sort Rows

The process of arranging data in a table or spreadsheet into a specific order based on the values in one or more columns.