High Score The longer you play a video game, the higher score you can usually achieve.
An analysis of a popular game found the following relationship between the hours a
player has played a game and their corresponding high score on that game. Dependent variable is High Score
R-squared $= 76.5 \%$
$s = 383.3$ with 89 degrees of freedom
$\begin{array} { l c c } \text { Variable } & \text { Coefficient } & \text { s.e. of Coeff } \ \text { Constant } & 524.8 & 145.3 \ \text { Hours } & 2498.8 & 324.5 \end{array}$
a. Write the regression equation and define the variables of your equation in context.
b. Interpret the slope in context.
c. Interpret the y-intercept in context.
d. Interpret s in context.
e. What is the correlation coefficient? Interpret this value in context.

Question

High Score The longer you play a video game, the higher score you can usually achieve.
An analysis of a popular game found the following relationship between the hours a
player has played a game and their corresponding high score on that game. Dependent variable is High Score
R-squared $= 76.5 \%$
$s = 383.3$ with 89 degrees of freedom
$\begin{array} { l c c } \text { Variable } & \text { Coefficient } & \text { s.e. of Coeff } \ \text { Constant } & 524.8 & 145.3 \ \text { Hours } & 2498.8 & 324.5 \end{array}$ 
a. Write the regression equation and define the variables of your equation in context.
b. Interpret the slope in context.
c. Interpret the y-intercept in context.
d. Interpret s in context.
e. What is the correlation coefficient? Interpret this value in context.

Quizplus · Accepted Answer

The Answer of High Score The longer you play a video game, the higher score you can usually achieve.
An analysis of a popular game found the following relationship between the hours a
player has played a game and their corresponding high score on that game. Dependent variable is High Score
R-squared $= 76.5 \%$
$s = 383.3$ with 89 degrees of freedom
$\begin{array} { l c c } \text { Variable } & \text { Coefficient } & \text { s.e. of Coeff } \ \text { Constant } & 524.8 & 145.3 \ \text { Hours } & 2498.8 & 324.5 \end{array}$ 
a. Write the regression equation and define the variables of your equation in context.
b. Interpret the slope in context.
c. Interpret the y-intercept in context.
d. Interpret s in context.
e. What is the correlation coefficient? Interpret this value in context.

High Score the Longer You Play a Video Game, the Higher