Using this prediction equation, if a 15-year-old scored 70 on his academic knowledge exam, what would you predict he would score on his health knowledge exam?

The nurse researcher in questions 11–18 examined her SPSS output and decided to drop the second independent variable (score on the academic knowledge exam) from her model. Doing so resulted in the following SPSS output:

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Model 1 *Dependent Variable: health_knowledge All requested variables entered. Model 1 Predictors: (Constant), age Variables Entered/Removed Variables Entered ageb R 0.864a Variables Removed Model Summary R-Squared 0.746 Adjusted R-Squared 0.744 Method Enter Std. Error of the Estimate 2.13337