Table 4.1.  Statistics on shell tempered sherds.  All measurements are
            in centimeters.
=======================================================================
Size 1     Variable        n        x         s        max        min
           ------------------------------------------------------------
            Length        101      1.85      0.21      2.0        1.0
             Width        101      1.56      0.27      2.0        0.4
           Thickness      101      0.76      0.18      1.50       0.42

Size 2     Variable        n        x         s        max        min
           ------------------------------------------------------------
            Length        186      2.84      0.51      4.0        2.1
             Width        186      2.04      0.52      4.0        1.0
           Thickness      186      0.80      0.17      1.57       0.49

Size 4     Variable        n        x         s        max        min
           ------------------------------------------------------------
            Length         48      5.87      1.12      8.0        4.1
             Width         48      4.21      1.34      7.0        1.5
           Thickness       48      0.88      0.16      1.45       0.60

Size 8     Variable        n        x         s        max        min
           ------------------------------------------------------------
            Length         32      9.84      1.60     13.8        8.1
             Width         32      5.92      1.64     10.5        3.1
           Thickness       32      0.89      0.12     1.25        0.65

Correlation matrix:

                         Length     Width     Thickness
               Length     1.000     0.881       0.232
               Width                1.000       0.245
               Thickness                        1.000

=======================================================================
  s := standard deviation