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A new student arrived and took the test. They scored 70. Using the mean of 73 and standard deviation of 9. What percentile are they in? >>>>First find their Z- Score using the equation (Student Score - Mean) / Standard Deviation. Then find that number in the chart to identify your percentage

A new student arrived and took the test. They scored 70. Using the mean of 73 and standard deviation of 9. What percentile are they in? >>>>First find their Z- Score using the equation (Student Score - Mean) / Standard Deviation. Then find that number in the chart to identify your percentage

MATLAB: An Introduction with Applications
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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A new student arrived and took the test. They scored 70. Using the mean of 73 and standard deviation of 9. What percentile are they in? >>>»First find their Z- Score using the equation (Student Score - Mean) / Standard Deviation. Then find that number in the chart to identify your percentage Standard Normal Table .0 .1 .2 3 .4 .5 .6 .7 .8 -3 .0013 .0010 .0007 .0005 .0003 .0002 .0002 .0001 .0001 .0000+ -2 .0228 „0179 0139 0107 0082 .0062 .0047 0035 .0026 .0019 -1 .1587 .1357 .1151 0968 0808 .0668 .0548 0446 .0359 .0287 -0 5000 4602 4207 3821 3446 3085 2743 2420 2119 .1841 5000 5398 5793 .6179 6554 .6915 .7257 7580 .7881 8159 8413 8643 8849 9032 9192 9332 9452 9554 9641 9713 2 9772 9821 9861 9893 9918 9938 9953 9965 9974 9981 3 9987 9990 9993 9995 9997 9998 9998 9999 9999 1.0000- 61.79% 38.21% 2.87%
Transcribed Image Text:A new student arrived and took the test. They scored 70. Using the mean of 73 and standard deviation of 9. What percentile are they in? >>>»First find their Z- Score using the equation (Student Score - Mean) / Standard Deviation. Then find that number in the chart to identify your percentage Standard Normal Table .0 .1 .2 3 .4 .5 .6 .7 .8 -3 .0013 .0010 .0007 .0005 .0003 .0002 .0002 .0001 .0001 .0000+ -2 .0228 „0179 0139 0107 0082 .0062 .0047 0035 .0026 .0019 -1 .1587 .1357 .1151 0968 0808 .0668 .0548 0446 .0359 .0287 -0 5000 4602 4207 3821 3446 3085 2743 2420 2119 .1841 5000 5398 5793 .6179 6554 .6915 .7257 7580 .7881 8159 8413 8643 8849 9032 9192 9332 9452 9554 9641 9713 2 9772 9821 9861 9893 9918 9938 9953 9965 9974 9981 3 9987 9990 9993 9995 9997 9998 9998 9999 9999 1.0000- 61.79% 38.21% 2.87%
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