telligence test for childre dpproximately normally distributed with u = 96 and o %3D (a) What proportion of children aged 13 to 15 years old (NOTE: Please enter your answer in decimalf

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
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hapter 6: Problem 11
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Scores on a certain intelligence test for children between ages 13 and 15 years are
approximately normally distributed with u = 96 and o = 21.
(a) What proportion of children aged 13 to 15 years old have scores on this test above 86 ?
(NOTE: Please enter your answer in decimal form. For example, 45.23% should be entered
as 0.4523.)
Answer:
(b) Enter the score which marks the lowest 20 percent of the distribution.
Answer:
(c) Enter the score which marks the highest 5 percent of the distribution.
Answer:
Transcribed Image Text:hapter 6: Problem 11 us Problem Problem List Next Problem Scores on a certain intelligence test for children between ages 13 and 15 years are approximately normally distributed with u = 96 and o = 21. (a) What proportion of children aged 13 to 15 years old have scores on this test above 86 ? (NOTE: Please enter your answer in decimal form. For example, 45.23% should be entered as 0.4523.) Answer: (b) Enter the score which marks the lowest 20 percent of the distribution. Answer: (c) Enter the score which marks the highest 5 percent of the distribution. Answer:
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