Use a Graphing Utility to Find the Equation of the Line

question 20

Multiple Choice

Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
-Ten students in a graduate program were randomly selected. Their grade point averages (GPAs) when they entered the program were between 3.5 and 4.0. The following data were obtained regarding their GPAs on
Entering the program versus their current GPAs. $$\begin{array} { c c } \text { Entering GPA } & \text { Current GPA } \\\hline 3.5 & 3.6 \\3.8 & 3.7 \\3.6 & 3.9 \\3.6 & 3.6 \\3.5 & 3.9 \\3.9 & 3.8 \\4.0 & 3.7 \\3.9 & 3.9 \\3.5 & 3.8 \\3.7 & 4.0\end{array}$$

• A) y = 0.33x + 2.51
• B) y = 0.50x + 5.81
• C) y= 0.02x + 4.91
• D) y = 0.03x + 3.67

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Definitions:

Compelling Picture

An image or representation that forcefully attracts attention or interest, often used in marketing to evoke emotion.

Product Directed

Concerned with marketing or advertising strategies focused specifically on the features and benefits of a product to influence consumer purchasing decisions.

Firm Wants

Describes the specific needs or desires that a company aims to fulfill through its operations, product offerings, or strategic decisions.

Test-marketing

A strategy used by companies to evaluate the viability of a new product or service in a limited market before a wider release.