Problem 8-20
River City Parts Co.
Sample Means and Standard Deviations
Part 1 Part 2 Part 3
1.74831 2.01144 1.25426
1.75740 2.00448 1.24775
1.73619 1.99752 1.24341
1.74528 1.99752 1.25643
1.74831 2.00100 1.24775
1.76346 1.99404 1.24341
1.74528 2.00796 1.24558
1.76952 2.00448 1.23907
1.70892 2.00448 1.24124
1.74528 1.98360 1.24775
1.73922 2.00100 1.24775