Question
It is known that people in the USA spend on average 17 hours a day using electronic devices with a standard deviation of 7 hours.This
It is known that people in the USA spend on average 17 hours a day using electronic devices with a standard deviation of 7 hours.This data follows a normal distribution.What is the probability someone spends exactly 17 hours using electronic devices a day? (round your answer to 4 decimals)
It is known that people in the USA spend on average 15 hours a day using electronic devices with a standard deviation of 4.75 hours. This data follows a normal distribution. What is the probability someone spends less than 20 hours using electronic devices a day? (round your answer to 4 decimals)
It is known that people in the USA spend on average 18 hours a day using electronic devices with a standard deviation of 5.8 hours. This data follows a normal distribution. What is the probability someone spends more than 20 hours using electronic devices a day? (round your answer to 4 decimals)
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Taxation Of Individuals And Business Entities 2015
Authors: Brian Spilker, Benjamin Ayers, John Robinson, Edmund Outslay, Ronald Worsham, John Barrick, Connie Weaver
6th Edition
978-1259206955, 1259206955, 77862368, 978-0077862367
