For certain workers, the mean wage is $7.50/hr, with a standard deviation of $0.25. If a worker
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Question:
For certain workers, the mean wage is $7.50/hr, with a standard deviation of $0.25. If a worker is chosen at random, what is the probability that the worker's wage is between $7.25 and $7.75?
Assume a normal distribution of wages.
Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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