SOLUTION: Use the 68-95-99.7 rule to find the following quantities:
a.Percentage of scores less than 100
b. Relative frequency of scores less than 120
c.Percentage of scores less than 140
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Question 298147: Use the 68-95-99.7 rule to find the following quantities:
a.Percentage of scores less than 100
b. Relative frequency of scores less than 120
c.Percentage of scores less than 140
d. Percentage of scores less than 80
e. Relative frequency of scores less than 60
f. percentage of scores greater than 120
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
To answer these questions you need to know
the mean and standard deviation of the
distribution.
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Cheers,
Stan H.
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