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2) A study of Canadian natural gas consumption indicated that the average customer energy usage was 500.00 GJ/mon with a standard deviation of 150.00
2) A study of Canadian natural gas consumption indicated that the average customer energy usage was 500.00 GJ/mon with a standard deviation of 150.00 GJ/mon. The study consisted of 30,000 normally distributed customer homes. (a) What is the probability that a customer will have an account balance greater than 800.00 GJ/mon? (b) How many customer accounts would we expect to have a balance between 450.00 and 525.00 GJ/mon?
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Given 4 500 st dev S 150 n 30000 Probability that ...
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Business Statistics A Decision Making Approach
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
9th Edition
013302184X, 978-0133021844
