->  codebook


id ---------------------------------------------------------- species ID number
                  type:  numeric (byte)

                 range:  [1,16]                       units:  1
         unique values:  10                   coded missing:  0 / 10

                  mean:       9.1
              std. dev:   5.89633

           percentiles:        10%       25%       50%       75%       90%
                              1.5         3      11.5        14      15.5


species --------------------------------------------------------------- Species
                  type:  string (str18)

         unique values:  10                   coded missing:  0 / 10

              examples:  "A. maculatum"
                         "A. talpoideum"
                         "D. quadramaculatus"
                         "P. glutinosus"

               warning:  variable has embedded blanks


type ------------------------------------------------------- Lungs vs. Lungless
                  type:  numeric (byte)
                 label:  type

                 range:  [0,1]                        units:  1
         unique values:  2                    coded missing:  0 / 10

            tabulation:  Freq.   Numeric  Label
                             6         0  Lungs
                             4         1  Lungless


oxy ------------------------------------------------ % Cutaneous O2 Consumption
                  type:  numeric (byte)

                 range:  [45,86]                      units:  1
         unique values:  10                   coded missing:  0 / 10

                  mean:      69.3
              std. dev:   13.9368

           percentiles:        10%       25%       50%       75%       90%
                               47        64      71.5        81        85


head ------------------------------------------------------ Relative Head Width
                  type:  numeric (float)

                 range:  [.13,.23]                    units:  .01
         unique values:  6                    coded missing:  0 / 10

            tabulation:  Freq.  Value
                             2  .13
                             1  .14
                             3  .16
                             1  .17
                             1  .19
                             2  .23

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