Solve the Problem $f ( x ) = 6.75 \sqrt { x } + 12$

question 146

Multiple Choice

Solve the problem.
-The function $f ( x ) = 6.75 \sqrt { x } + 12$ models the amount, $f ( x )$ , in billions of dollars of new student loans $x$ years after 1993. According to the model, in what year is the amount loaned expected to reach $\$ 45.75$ billion?

• A) 2018
• B) 2021
• C) 2023
• D) 2022

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Definitions:

Mean Squared

A statistical measure of the average of the squares of the errors or deviations, that is, the difference between the estimator and what is estimated.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values.

Spread Out

Describes data that is dispersed widely, showing a large variation among its values, often seen in distributions with high variance.

Inclusive Range

The difference between the highest and lowest values in a data set, considering all values within the set, including the extremes.