Determine R^2 and Adjusted R^2
-Twelve Nursing Students Are Set $\mathrm { R } ^ { 2 }$

question 41

Multiple Choice

Determine R^2 and Adjusted R^2
-Twelve nursing students are set to graduate and the registration clerk at the nursing school wonders whether a student's age and GPA would be good predictors of their state board score. She obtains the following data.
Determine $\mathrm { R } ^ { 2 }$ for the multiple regression model $\hat { y } = b _ { 0 } + b _ { 1 } x _ { 1 } + b _ { 2 } x _ { 2 }$ where $x _ { 1 }$ is Age, $x _ { 2 }$ is $G P A _ { \text {, and } }$ is the response variable "state board score".

• A) \(78.1 \%\)
• B) \(73.3 \%\)
• C) \(88.4 \%\)
• D) \(87.9 \%\)

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