AP Statistics · Past multiple choice · Question 5, 2010 course description · Calculator allowed
Turning a z-score back into a test score
Use the mean and standard deviation from a summary table to recover the raw score behind a given standardized value.
The lesson this question tests
1 Read the question
The question is College Board's: sample question 5 in AP Statistics Course Description, Effective Fall 2010. It starts on page 25 of the PDF. College Board no longer posts this edition, so it opens from the copy the Internet Archive saved on January 1, 2011. A graphing calculator is allowed, as on the exam.
Open Question 5 (PDF, page 25)
2 Pick your answer
Question and answer key: College Board, from the Internet Archive. The title and summary are ours.