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Q. 4.22

Chapter 4

Q. 4.22

The following masses, in grams, were recorded in an experiment to determine the average mass of a U.S. penny.

3.067      3.049     3.039     2.514     3.048     3.079     3.094     3.109     3.102

Determine if the value of 2.514 g is an outlier at α = 0.05.

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