2 -/4 points Choose all that apply when describing R2. (Hint: 5 options are corr

Question

2 -/4 points Choose all that apply when describing R2. (Hint: 5 options are correct) (Select all that apply. Is only used in multiple linear regression. can be inflated by removing variables. simple linear regression, is equal to the correlation coefficient r2 Represents the percent of variablity in y that can be explained by the model Can be inflated by adding more variables. 1s used to determine the fit of a model. Only describes the relationship between quantitative variables Referred to as the coefficient of determination or coefficient of multiple determination. Show My Work (Optional)

Explanation / Answer

The answer to the first question is: -

Represents the percent of variability in y that can be explained by the model.

Can be inflated by adding more variables.

Is used to determine the fit of a model.

Only describes the relationship between quantitative variables.

Referred to as the coefficient of determination or coefficient of multiple determination.

R^2=1-SSres/SStot

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