Question
The final marks for the Wednesday class in Business Statistics are ready to be posted. The class average is 64%, with a standard deviation of
The final marks for the Wednesday class in Business Statistics are ready to be posted. The class average is 64%, with a standard deviation of 11.Use the Empirical Rule to answer the following questions.(Round the final answers to 2 decimal places.)
a.What percentage of the grades are above 53?
Answer%
b.What percentage of the grades are below 75?
Answer%
c.What percentage of the grades are less than 42 or more than 97?
Answer%
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Elementary Linear Algebra with Applications
Authors: Bernard Kolman, David Hill
9th edition
132296543, 978-0132296540
