The rational/theoretical model of test construction requires developers to start with a clear idea of a trait and then design items that assess the trait according to that idea. This approach differs from the in which researchers begin with two or more criterion groups and examine which items best distinguish them from each other.

Morei would really appreciate it. his eyes snapped open. a musty smell flooded his senses. the room was lowly lit, curved with smooth light gray walls. the floor was clear black tiled. he stood up, surprised to see no door, but only a trap door on the ceiling that blended in with the walls. the room was unfurnished, which struck him as strange. as you write and revise, ask yourself these questions: 1. do all of the sentences in this paragraph belong here? (unity) 2. are all of the sentences in this paragraph in the right place? (coherence-- a method of development) 3. are all of the sentences in this paragraph smoothly connected together into a whole paragraph? (coherence--use of transitional devices) once you've made certain that your paragraphs are both unified and coherent, edit your work for problems in grammar and mechanics before submitting it to your teacher.

17 points! ! (explain your answer)

How long was it from the time african american men were given the right to vote until women were given the right to vote?