MathAchieve               package:nlme               R Documentation

Mathematics achievement scores

Description:

     The 'MathAchieve' data frame has 7185 rows and 6 columns.

Format:

     This data frame contains the following columns:

     School an ordered factor identifying the school that the student
          attends

     Minority a factor with levels 'No'  'Yes' indicating if the
          student is a member of a minority racial group.

     Sex a factor with levels 'Male'  'Female' 

     SES a numeric vector of socio-economic status.

     MathAch a numeric vector of mathematics achievement scores.

     MEANSES a numeric vector of the mean SES for the school.

Details:

     Each row in this data frame contains the data for one student.

Examples:

     data(MathAchieve)
     summary(MathAchieve)

