# Chapter 4 - Section 4.2 - Precision and Greatest Possible Error - Exercise: 25

precision $\frac{1}{32}$ in GPE $\frac{1}{64}$ in

#### Work Step by Step

The smallest unit is $\frac{1}{32}$ inch, so that is the precision. Greatest possible error is half the precision. $GPE=\frac{1}{2}\times\frac{1}{32}=\frac{1}{64}$

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