The Relationship Between the Number of Games Won by an NHL

question 29

Multiple Choice

The relationship between the number of games won by an NHL team and the average attendance at their home games is analyzed.A regression to predict the average attendance from the number of games won has an $\mathrm { R } ^ { 2 }$ = 30.4%.The residuals plot indicated that a linear model is appropriate.Write a sentence summarizing what $\mathrm { R } ^ { 2 }$ says about this regression.

• A)Differences in average attendance explain 30.4% of the variation in the number of games won.
• B)In 30.4% of games won the attendance was at least as large as the average attendance.
• C)The number of games won explains 69.6% of the variation in average attendance.
• D)The number of games won explains 30.4% of the variation in average attendance.
• E)Differences in average attendance explain 69.6% of the variation in the number of games won.

---

Definitions:

Taxable Income

The amount of an individual's or company's income that is subject to taxes, after all deductions and exemptions are applied.

Average Tax Rate

The percentage of total income paid in taxes, calculated by dividing the total tax paid by the taxpayer’s total income.

Tax Schedule

A chart or list that outlines the rates of taxation for different levels of income or types of taxpayers.

Marginal Tax Rate

The rate at which the last dollar of income is taxed, demonstrating the percentage of tax applied to your income for each tax bracket in which you qualify.