Statistics help Plz

Statistics
Tutor: None Selected Time limit: 1 Day

The us postal service believes 15% of the packages mailed during the holiday rush are delivered late. To test this claim they randomly select 228 packages during the holiday rush and find out that 24 are delivered late. test the postal services claim at a=.01

Jul 30th, 2015

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Jul 30th, 2015

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Jul 30th, 2015

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Jul 30th, 2015
Feb 27th, 2017
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