Mathematics, 05.05.2020 19:40 ashuntihouston14
A manufacturer of cookies and crackers does a small survery of the age at sale of one of its brands. A tandom sample of 225 retail markets in a particular region is chosen. In each store, the number of days since manufacture of the frontmost box of crackers is determined by date code on the box. The samples mean is 56.7 and the standard deviation is 30. Can we infer at the 10% significance level that the true mean age is less than 60?
Answers: 3
Mathematics, 21.06.2019 14:30
The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.
Answers: 1
Mathematics, 21.06.2019 17:00
Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π
Answers: 3
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