The quantitative scores on a test are approximately Normally distributed with a mean of 500 and a standard deviation of 100. On the horizontal axis of the graph, indicate the test scores that correspond with the provided z-scores. Answer the questions using only your knowledge of the Empirical rule and symmetry. Complete parts a through f. Indicate the test scores that correspond with the provided z-scores. Choose the correct answer below. 0 А. ○ B. Density Z 3 -2 -1 0 2 3 200 300 400 500 600 700 800 Z Z-3 -2 -1 0 2 3 500 600 700 800 900 1000 1100 a. Roughly what percentage of students earn quantitative test scores more than 500? b. Roughly what percentage of students earn quantitative test scores between 400 and 600? c. Roughly what percentage of students earn quantitative test scores more than 800? a G Z -3 -2 -1 1 2 3 ○ C. Z -3 -2 -1 0 1 2 3 ° 100 200 300 400 500 600 Q G Q a. Roughly what percentage of students earn quantitative test scores more than 500? b. Roughly what percentage of students earn quantitative test scores between 400 and 600? c. Roughly what percentage of students earn quantitative test scores more than 800? d. Roughly what percentage of students earn quantitative test scores less than 200? e. Roughly what percentage of students earn quantitative test scores between 300 and 700? f. Roughly what percentage of students earn quantitative test shores between 700 and 800?
The quantitative scores on a test are approximately Normally distributed with a mean of 500 and a standard deviation of 100. On the horizontal axis of the graph, indicate the test scores that correspond with the provided z-scores. Answer the questions using only your knowledge of the Empirical rule and symmetry. Complete parts a through f. Indicate the test scores that correspond with the provided z-scores. Choose the correct answer below. 0 А. ○ B. Density Z 3 -2 -1 0 2 3 200 300 400 500 600 700 800 Z Z-3 -2 -1 0 2 3 500 600 700 800 900 1000 1100 a. Roughly what percentage of students earn quantitative test scores more than 500? b. Roughly what percentage of students earn quantitative test scores between 400 and 600? c. Roughly what percentage of students earn quantitative test scores more than 800? a G Z -3 -2 -1 1 2 3 ○ C. Z -3 -2 -1 0 1 2 3 ° 100 200 300 400 500 600 Q G Q a. Roughly what percentage of students earn quantitative test scores more than 500? b. Roughly what percentage of students earn quantitative test scores between 400 and 600? c. Roughly what percentage of students earn quantitative test scores more than 800? d. Roughly what percentage of students earn quantitative test scores less than 200? e. Roughly what percentage of students earn quantitative test scores between 300 and 700? f. Roughly what percentage of students earn quantitative test shores between 700 and 800?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
100%
Parts a through f percentages.
Transcribed Image Text:The quantitative scores on a test are approximately Normally distributed with a mean of 500 and a
standard deviation of 100. On the horizontal axis of the graph, indicate the test scores that correspond
with the provided z-scores. Answer the questions using only your knowledge of the Empirical rule and
symmetry. Complete parts a through f.
Indicate the test scores that correspond with the provided z-scores. Choose the correct answer below.
0 А.
○ B.
Density
Z 3
-2
-1
0
2
3
200 300 400 500 600 700 800
Z
Z-3
-2
-1
0
2
3
500 600 700 800 900 1000 1100
a. Roughly what percentage of students earn quantitative test scores more than 500?
b. Roughly what percentage of students earn quantitative test scores between 400 and 600?
c. Roughly what percentage of students earn quantitative test scores more than 800?
a
G
Z -3
-2
-1
1
2
3
○ C.
Z -3 -2 -1
0
1
2
3
°
100 200 300
400 500 600
Q
G
Q
Transcribed Image Text:a. Roughly what percentage of students earn quantitative test scores more than 500?
b. Roughly what percentage of students earn quantitative test scores between 400 and 600?
c. Roughly what percentage of students earn quantitative test scores more than 800?
d. Roughly what percentage of students earn quantitative test scores less than 200?
e. Roughly what percentage of students earn quantitative test scores between 300 and 700?
f. Roughly what percentage of students earn quantitative test shores between 700 and 800?
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