A large group of students took a physics test and the final grades have a mean of 70 with a standard deviation of 10. If the graph of the scores have normal distribution, what percent of students scored 70 or above on the test? a. 25% b. 75% c. 100% d. 50%
A large group of students took a physics test and the final grades have a mean of 70 with a standard deviation of 10. If the graph of the scores have normal distribution, what percent of students scored 70 or above on the test? a. 25% b. 75% c. 100% d. 50%
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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A large group of students took a physics test and the final grades have a mean of 70 with a standard deviation of 10. If the graph of the scores have normal distribution , what percent of students scored 70 or above on the test?
a. 25%
b. 75%
c. 100%
d. 50%
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