A division-wide aptitude test in Mathematics was conducted to 1000 pupils. The mean of the test is 58 and the standard deviation is 12. The scores also approximate the normal population. a. What is [the minimum score to belong to the upper 10% of the group?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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. A division-wide aptitude test in Mathematics was conducted to 1000 pupils. The mean
of the test is 58 and the standard deviation is 12. The scores also approximate the
normal population.
a. What is [the minimum score to belong to the upper 10% of the group?

 

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