DATA FW10P01; TITLE 'CHAPTER 10, PROBLEM 3';
INPUT   YEAR    VAR $  NIT    REP    YIELD ;
CARDS;
3      A      80     1      9.34
3      A      80     2     10.41
3      A      80     3     10.28
3      A      80     4      9.35
3      B      80     1     10.23
3      B      80     2      9.82
3      B      80     3      9.75
3      B      80     4      9.81
3      C      80     1      9.22
3      C      80     2      9.50
3      C      80     3      9.31
3      C      80     4      8.77
4      A      80     1      9.64
4      A      80     2      9.12
4      A      80     3      8.02
4      A      80     4      8.16
4      B      80     1     11.21
4      B      80     2     10.26
4      B      80     3     12.48
4      B      80     4     11.40
4      C      80     1     10.28
4      C      80     2     10.30
4      C      80     3     11.53
4      C      80     4     10.57
5      A      80     1      9.87
5      A      80     2      9.01
5      A      80     3      9.08
5      A      80     4      9.14
5      B      80     1     10.77
5      B      80     2     11.29
5      B      80     3     10.67
5      B      80     4     12.80
5      C      80     1     10.07
5      C      80     2     10.92
5      C      80     3     11.04
5      C      80     4     11.02
3      A     160     1      9.60
3      A     160     2      9.82
3      A     160     3     10.43
3      A     160     4     10.08
3      B     160     1     10.00
3      B     160     2     10.05
3      B     160     3      9.66
3      B     160     4      8.94
3      C     160     1      7.92
3      C     160     2      8.21
3      C     160     3      8.97
3      C     160     4      8.17
4      A     160     1     10.11
4      A     160     2     11.20
4      A     160     3     11.21
4      A     160     4     11.15
4      B     160     1     12.81
4      B     160     2     11.71
4      B     160     3     11.82
4      B     160     4     12.12
4      C     160     1     12.16
4      C     160     2     11.98
4      C     160     3     12.17
4      C     160     4     12.67
5      A     160     1      9.57
5      A     160     2      8.94
5      A     160     3      9.89
5      A     160     4      9.87
5      B     160     1      5.71
5      B     160     2      6.52
5      B     160     3      9.22
5      B     160     4      6.37
5      C     160     1     10.77
5      C     160     2     11.57
5      C     160     3     11.61
5      C     160     4     11.30