A Local Parent Group Was Concerned with the Increasing Cost

question 25

Multiple Choice

A local parent group was concerned with the increasing cost of school for families with school aged children.The parent group was interested in understanding the relationship between the academic grade level for the child and the total costs spent per child per academic year.They performed a multiple regression analysis using total cost as the dependent variable and academic year (x₁) as the independent variables.The multiple regression analysis produced the following tables. $$\begin{array} { | c | c | c | c | c | } \hline & \text { Coefficients } & \text { Stardard Error } & t \text { Statistic } & p \text {-value } \\\hline \text { Intercept } & 707.9144 & 435.1183 & 1.626947 & 0.114567 \\\hline \boldsymbol { x } _ { 1 } & 2.903307 & 81.62802 & 0.035568 & 0.971871 \\\hline \mathbf { x } _ { 1 } { } ^ { 2 } & 11.91297 & 3.806211 & 3.129878 & 0.003967 \\\hline\end{array}$$ $$\begin{array} { | c | c | c | c | c | c | } \hline & \text { df } & \text { Ss } & \text { Ms } & F & p \text {-value } \\\hline \text { Regression } & 2 & 32055153 & 16027577 & 47.34557 & 1.49 \mathrm { E } - 09 \\\hline \text { Residual } & 27 & 9140128 & 338523.3 & & \\\hline \text { Total } & 29 & 41195281 & & & \\\hline\end{array}$$ For a child in grade 5 (x₁= 5) , the predicted value of y is ____________.

• A)707.91
• B)1,020.26
• C)781.99
• D)840.06
• E)1078.32

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Definitions:

Double-Taxation

The taxation of the same income or financial transaction at two different levels, such as corporate profits and then again when distributed as dividends to shareholders.

Saving

Saving refers to the portion of income that is not spent on current consumption but preserved for future use, often by depositing in banks or investing.

Lower Incomes

Refers to the segment of the population or individuals who earn comparatively less money relative to the median income.

Private Saving

The income that households have left after paying for taxes and consumption.