Can you pls explain to me how to answer this problem? I tried solving it, but my answer is not even in the choices. Thanks. 28. Scores on a test of reading ability for second graders are normally distributed with a mean of 60 and a standarddeviation of 11. The principal of a school wants to identify the students who are in the bottom 15% of the class so tthey can receive extra help in reading. What test score is the cut off for the bottom 15% of the class? Show youri=60work.2=X-Ma. 48.56メニ72=.15b. 45.002 tu. 6=Xc. 58.96X=(604.15)0= 60,15 x IId. 49.82ニ

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Description: Can you pls explain to me how to answer this problem? I tried solving it, but my answer is not even in the choices. Thanks. 28. Scores on a test of reading ability for second graders are normally distributed with a mean of 60 and a standarddeviation

Answered: 28. Scores on a test of reading ability…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Can you pls explain to me how to answer this problem? I tried solving it, but my answer is not even in the choices. Thanks.

28. Scores on a test of reading ability for second graders are normally distributed with a mean of 60 and a standard
deviation of 11. The principal of a school wants to identify the students who are in the bottom 15% of the class so t
they can receive extra help in reading. What test score is the cut off for the bottom 15% of the class? Show your
i=60
work.
2=X-M
a. 48.56
メニ7
2=.15
b. 45.00
2 tu. 6=X
c. 58.96
X=(604.15)0
= 60,15 x II
d. 49.82
ニ

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It is given that the mean is 60 and the standard deviation is 11.

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