Sample (N = 452) · Principals answering the implementation drivers question
Respondents were also given an “Other” option, selected by 7 percent of respondents; a “Don’t know” option, selected by 3 percent of respondents; and a “None of these were main drivers” option, selected by 2 percent of respondents.
cite page 55 Ch 7: Why Did Schools Adopt Specific BTAM Models?