Question
The owner of a daycare center claims that the average age of the kids that attend the daycare are less than 4 years old. It
The owner of a daycare center claims that the average age of the kids that attend the daycare are less than 4 years old. It is known that the standard deviation is 1.5. A random sample of 40 kids were selected for the data and yield a mean of 3.5. What can we say about the owners claim?
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Challenging Math Problems
Authors: Terry Stickels
1st Edition
0486808572, 9780486808574
