Posted by **david** on Sunday, June 23, 2013 at 9:51pm.

The pucks used by the National Hockey League for ice hockey must weigh between 5.5 and 6.0 ounces. Suppose the weights of pucks produced at a factory are normally distributed with a mean of 5.75 ounces and a standard deviation of 0.11 ounce. What percentage of the pucks produced at this factory cannot be used by the National Hockey League?

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**Anonymous**, Saturday, October 26, 2013 at 10:30pm
gh

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**n**, Monday, October 28, 2013 at 8:33pm
what

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