Interpret Coefficient of Determination (R²)
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6 Terms
1
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0.90 - 1
“A” very good fit
2
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0.80 - < 0.90
“B” good fit
3
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0.70 - < 0.80
“C” okay/satisfactory fit
4
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0.60 - <0.70
“D” poor fit
5
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< 0.60
“F” bad/very poor fit
6
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Calculate coefficient of determination and interpret.
R² = 0.9886² = 0.9773 = 97.73% “A” very good fit
The model y hat = 9.773 + 12.6111x, provides a very good fit to the data. 97.73% of the variation in money spent at the pet store is explained by how many pets are owned.
Note 
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