View source: R/matchMulti-internal.R
students2schools | R Documentation |
Takes a dataframe of student-level covariates and aggregates selected columns into a dataframe of school covariates.
students2schools(students, school.cov, school.id)
students |
a dataframe of students. |
school.cov |
a character vector of column names in |
school.id |
the name of the column in |
Aggregation is either done by taking averages or by selecting the unique
factor value when a school has only one value for a factor. As a result,
school.covs
should only include variables that are numeric or do not
vary within schools.
a dataframe of aggregated data, with one row for each school and
columns in school.covs
and school.id
.
Luke Keele, Penn State University, ljk20@psu.edu
Sam Pimentel, University of California, Berkeley, spi@berkeley.edu
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