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The weights of all the boxes of corn flakes filled by a machine are normally distributed, with a mean weight of14.0ounces and a standard deviation
The weights of all the boxes of corn flakes filled by a machine are normally distributed, with a mean weight of14.0ounces and a standard deviation of 0.4 ounce.
Find thez-scores for boxes which weigh13ounces and15ounces. (Round your answers to two decimal places.)
13ounces:z=
15ounces:z=
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