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Can someone please help me with this
asked
Oct 20, 2017
History
high-school
1
answer
2
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140k
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The price-earnings ratios of a sample of stocks have a mean value of 12.5 and a standard deviation of 1. If the ratios have a mound-shaped, symmetric distribution, using the Empirical (68-95-99.7) Rule,
asked
Jun 7, 2017
Mathematics
college
1
answer
1
vote
41.3k
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