Chapter 12: Averages and ranges of samples of size n=5 part
weights.

Col 1: Sample number. 
Col 2: Average.
Col 3: Range.

1     1964    3
2     1949   18
3     1960   18
4     2061   30
5     2045    5
6     2035    1
7     2042   17
8     2070   29
9     1986   21
10    2006   30
11    2137    6
12    2002   30
13    2000   10
14    2065    7
15    2109   20
16    2106   16
17    2102    2
18    2010    9
19    2080    8
20    2079   19
21    2069   27
22    2016   11
23    1990    4
24    2027    9
25    2090   15