17. ESTIMATING/PREDICTING THE Z-SCORE OF THE CRITERION (Zy) AND THE PERCENTILE OF THE CRITERION WHEN THE PREDICTOR IS A Z-SCORE (Chapter 7, Sections 5, 6 & 7) In a particular university, the correlation between IQ and GPA scores is .80. Using this information, answer the following questions. i. Predict the standardized GPA and percentile if a student has a standardized IQ score of 1.5. Standardized GPA: GPA percentile: il. Predict the standardized GPA and percentile if a student has a standardized IQ score of -.50. Standardized GPA: GPA percentile: Predict the standardized GPA and percentile if a student has a standardized IQ score of 0. Qbonin en Standardized GPA: GPA percentile