The strength of the effect of an independent variable on sales in regression models is measured by A) Chi-square B) The t statistic C) R² D) X² E) X

Question

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The t statistic is used in regression analysis to determine the significance of each independent variable in the model. It measures how many standard deviations the coefficient is away from zero, indicating the strength and significance of the effect of the independent variable on the dependent variable (in this case, sales).

The Strength of the Effect of an Independent Variable on Sales