R/data-documentation.R
pisaUSA15.Rd
student questionnaire data with four variables from the 2015 PISA for students in the United States
pisaUSA15
Data frame with columns #'
composite measure of students' self reported broad interest
composite measure of students' self reported enjoyment
composite measure of students' self reported instrumental motivation
composite measure of students' self reported self efficacy
http://www.oecd.org/pisa/data/