Exhibit 16.6.Thirty employed single individuals were randomly selected to examine the relationship between their age (Age)and their credit card debt (Debt)expressed as a percentage of their annual income.Three polynomial models were applied and the following table summarizes Excel's regression results. 
Refer to Exhibit 16.6.What is the percentage of variations in Debt explained by Age in the regression equation with the best fit?
Definitions:
Radiotherapy
A treatment method that uses high-energy radiation, commonly for cancer, to damage or destroy abnormal cells or shrink tumors without excessive damage to surrounding healthy tissue.
Sensitive
Refers to the ability to detect or respond to slight changes, signals, or influences.
Moderately
To a certain extent, but not too much; refers to the middle degree or average in actions, quantities, or conditions.
Glioma
A type of tumor that occurs in the brain and spinal cord, originating from the glial cells that support nerve cells.
Q1: One-way ANOVA analyzes the effect of one
Q74: Unlike the coefficient of determination,the coefficient of
Q76: Smoothing techniques are suitable for use when
Q78: Exhibit 12.6 The following table shows the
Q90: A crucial assumption in a regression model
Q95: The following portion of regression results was
Q99: Exhibit 14-7.Assume you ran a multiple regression
Q101: Exhibit 18.2.The following table includes the information
Q111: Exhibit 17.4.A researcher wants to examine how
Q113: In the estimation of a multiple regression