Question
On a test of optimism, scores of people diagnosed with a particular disease are normally distributed with a mean of 20 and a standard deviation
On a test of optimism, scores of people diagnosed with a particular disease are normally distributed with a mean of 20 and a standard deviation of 5. How high of a score does such a person with this disease need to be among the 5% most optimistic? Among the 20% most optimistic? How low of a score to be among the 10% least optimistic?
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Solution The mean is 20 and standard deviation 5 Our main task now is to find the high ...
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Essentials Of Business Statistics
Authors: Bruce Bowerman, Richard Connell, Emily Murphree, Burdeane Or
5th Edition
978-1259688867, 1259688860, 78020530, 978-0078020537
