Cheryl Used Age, Education, and Income to Predict Scores on a Life

Multiple Choice

Cheryl used age, education, and income to predict scores on a life satisfaction survey. Her regression equation accounted for 58% of the variance in life satisfaction. She collects a new sample and applies her equation.
-This process is referred to as

A) discriminate testing
B) sample attenuation
C) cross-validation
D) regression reliability