#### 8.2.57.69 tblish.dataset.treering ¶

Static Method: `out =` treering `()` ¶

  Yearly Treering Data, -6000-1979

  #### Description ¶

  Contains normalized tree-ring widths in dimensionless units.

  #### Format ¶

  A univariate time series with 7981 observations.

  Each tree ring corresponds to one year.

  #### Details ¶

  The data were recorded by Donald A. Graybill, 1980, from Gt Basin Bristlecone Pine 2805M, 3726-11810 in Methuselah Walk, California.

  #### Source ¶

  Time Series Data Library: http://www-personal.buseco.monash.edu.au/~hyndman/TSDL/, series ‘CA535.DAT’.

  #### References ¶

  For some photos of Methuselah Walk see https://web.archive.org/web/20110523225828/http://www.ltrr.arizona.edu/~hallman/sitephotos/meth.html.

  #### Examples ¶

      t = tblish.dataset.treering;