math: The 'math' data

Description

Description

The math data shows math test scores. It has 80 percent of the student-years in it. Columns are student id, year, and math score. Math score is missing in 20 percent of cases and is N(105 - 15 * learning disability, 15).


stenhaug/combineR documentation built on May 31, 2019, 5:13 p.m.