powered by
given a numeric grade return a letter grade
LETGRADE(g)
character vector of grades
numeric grade between 1-100
Jonathan M. Lees<jonathan.lees@unc.edu>
returns a grade based on a 4 point spread
g = rnorm(25, m=82, sd=10) g[g>100] = 100 g[g<1] = 1 L = LETGRADE(g) cbind(g, L)
Run the code above in your browser using DataLab