This Model Fits 96% of the Data Points Exactly $\mathrm { R } ^ { 2 }$

question 19

Multiple Choice

This model fits 96% of the data points exactly.

• A)This is not correct.This model fits 48% of the data points exactly.
• B)This is not correct.This model fits 100% of the data points exactly.
• C)This is not correct. \(\mathrm { R } ^ { 2 }\) gives the fraction of variability,not the fraction of data values.
• D)This is correct.
• E)This is not correct. \(\mathrm { R } ^ { 2 }\) is a measure of the straightness of the regression.

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