This document is an answer key for a 7th grade data test review. It provides the answers to multiple choice questions #15-28 on pages 123-124 of the test. Question #15 provides frequency data for numbers 2 through 6. Question #16 gives an income range answer. Questions #22 provides statistics like the mean, mode and median of a data set. Question #28 gives the median, quartiles and extremes for another data set.