Suppose a School Psychologist Found a Correlation Between SAT Scores

Multiple Choice

Suppose a school psychologist found a correlation between SAT scores of students who graduated from her school and their GPAs at the end of the first year in college.The correlation,r = .82,was based on a sample of 55 students whose SAT scores ranged from 450 to 550.The next year,one for her students made a 625 on the SAT and she wants to predict that students future GPA.Which of the following statements is true?

A) her prediction may be incorrect
B) her prediction will definitely be correct