Find the Slope Then Describe What It Means in Terms $f ( x ) = 3.8 x + 33$

question 223

Multiple Choice

Find the slope then describe what it means in terms of the rate of change of the dependent variable per unit change
in the independent variable.
-The linear function $f ( x ) = 3.8 x + 33$ represents the percentage of people, $f ( x )$ , who graduated from college $x$ years after 1998 .

• A) \(\mathrm { m } = 3.8\); the percentage of people graduating from college has increased at a rate of \(3.8 \%\) per year after 1998 .
• B) \(\mathrm { m } = - 3.8\); the percentage of people graduating from college has decreased at a rate of \(3.8 \%\) per year after \(1998 .\)
• C) \(m = 33\); the percentage of people graduating from college has increased at a rate of \(33 \%\) per year after \(1998 .\)
• D) \(\mathrm { m } = 3.8\); the percentage of people graduating from college has decreased at a rate of \(3.8 \%\) per year after \(1998 .\)

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