Chapter 4 - Section 4.7 - Relative Error and Percent of Error - Exercise - Page 192: 34

9.438 L, 9.436 L, 0.002 L

The upper limit is the measurement + tolerance, that is, $$ 9.437 +0.001= 9.438 \ L .$$ The lower limit is the measurement - tolerance, that is, $$ 9.437 -0.001= 9.436 \ L .$$ The tolerance interval = upper limit-lower limit, that is, $$ 9.438 \ L-9.436 \ L=0.002 \ L .$$