Sample (no n: a percentage change, not a share of a sample) · a percentage that is not a share of a sample (e.g. a percentage-point change or a weighted estimate of the population)
The initial goal was to sample 50 percent from the early legislation states (as it was anticipated that BTAM programs would be most common in these states), 25 percent from each of the other states, and 25 percent from the encouraged BTAM use only states.