educ 606-The Graduate Record Exam (GRE) has a combined verbal

Text Book: 11th EDITION, EDUCATIONAL TESTING AND MEASUREMENT: Classroom Application and
Practice, 1. (20 pts, 2 pts each) The Graduate Record Exam (GRE) has a combined verbal and
quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to
1600 and are approximately normally distributed. For each of the following problems:
(a) Indicate the percentage or score called for by the problem.
(b) Select the appropriate distribution curve (from below) that relates to the problem. a. What percentage of the persons who take the test score above 1300? _______
Select the curve best representing your answer: _______
b. What percentage of the persons who take the test score above 800? _______
Select the curve best representing your answer: _______
c. What percentage of the persons who take the test score below 1200? _______
Select the curve best representing your answer: _______
d. Above what score do the top 20% of the test-takers score? _______
Select the curve best representing your answer: _______
e. Below what score do the bottom 16% of the test-takers score? _______
Select the curve best representing your answer: _______