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March 25, 2017

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The weight of a can made from a machine is normally distributed with a mean of 25 grams and a
standard deviation of 0.4 grams. What percentage of the cans from this machine would not meet the
minimum required weight of 24 grams? Round to the nearest hundredth of a percent

  • statistics - ,

    Z = (score-mean)/SD

    Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score. Multiply by 100 to get the percentage.

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