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October 31, 2014

October 31, 2014

Posted by **shirley** on Wednesday, April 13, 2011 at 9:43am.

a. what percentage of the boxes will weigh more than 16 ounces?

b. what percentage of the boxes will weigh between 15.5 and 16.5 ounces?

c. if a store has 500 boxes of cereal, how many of them will weigh less than 15.5 ounces?

- math -
**PsyDAG**, Wednesday, April 13, 2011 at 11:00amZ = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions related to the Z scores.

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