NOTE: All statistics reported below describe the raw measurement file, not the chronology itself. This file should be viewed with a non-proportional font. Chronology file name : BRIT027.CRN Measurement file name : BRIT027.RWL Date checked : 13JAN95 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1834 Ending year : 1988 Principal investigators: JONATHAN R. PILCHER Site name : BREEN WOOD Site location : N. IRELAND Species information : QUSP OAK Latitude : 5518N Longitude : 614W Elevation : 150 M Series intercorrelation: 0.589 Avg mean sensitivity : 0.276 Avg standard deviation : 0.347 Avg autocorrelation : 0.739 Number dated series : 10 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Comments: EXCELLENT HIGH QUALITY SERIES 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:32 Fri 13 JAN 1995 Page 2 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: __A = correlation under 0.3281 but highest as dated; __B = correlation higher at other than dated position Seq Series Interval 1825 1850 1875 1900 1925 1950 1874 1899 1924 1949 1974 1999 1 Q 7678 1834 1988 .36 .70 .68 .62 .66 .63 - - - - - - - - - - - - - - + 2 Q 7679 1837 1988 .55 .64 .75 .55 .47 .42 - - - - - - - - - - - - - - + 3 Q 7689 1837 1988 .37 .46 .80 .80 .76 .73 - - - - - - - - - - - - - - + 4 Q 7680 1843 1988 .42 .52 .62 .68 .55 .58 - - - - - - - - - - - - - - + 5 Q 7696 1847 1988 .39 .42 .58 .64 .61 .54 - - - - - - - - - - - - - - + 6 Q 7685 1849 1988 .51 .52 .75 .80 .73 .72 - - - - - - - - - - - - - - + 7 Q 7687 1872 1988 - .59 .64 .52 .55 .62 - - - - - - - - - - - - - - + 8 Q 7688 1874 1988 - .72 .72 .82 .64 .60 - - - - - - - - - - - - - - + 9 Q 7690 1874 1988 - .50 .52 .65 .59 .58 - - - - - - - - - - - - - - + 10 Q 7693 1877 1988 - - .48 .72 .70 .51 - - - - - - - - - - - - - - + 1 PART 7: DESCRIPTIVE STATISTICS: 13:32 Fri 13 JAN 1995 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 Q 7678 1834 1988 155 6 0 0.581 0.93 2.62 0.474 0.853 0.199 1.95 0.357 -0.018 3 2 Q 7679 1837 1988 152 6 0 0.581 0.35 1.18 0.279 0.859 0.325 2.00 0.398 -0.007 1 3 Q 7689 1837 1988 152 6 0 0.645 0.80 1.62 0.304 0.609 0.267 2.09 0.396 -0.001 3 4 Q 7680 1843 1988 146 6 0 0.565 0.50 1.43 0.289 0.870 0.267 1.89 0.294 -0.031 4 5 Q 7696 1847 1988 142 6 0 0.523 0.40 1.39 0.202 0.667 0.307 1.93 0.334 -0.053 3 6 Q 7685 1849 1988 140 6 0 0.652 0.93 2.08 0.376 0.728 0.248 2.18 0.373 -0.039 2 7 Q 7687 1872 1988 117 5 0 0.587 0.70 1.47 0.247 0.577 0.265 2.05 0.399 -0.001 2 8 Q 7688 1874 1988 115 5 0 0.674 0.87 2.74 0.729 0.863 0.326 2.08 0.421 0.022 1 9 Q 7690 1874 1988 115 5 0 0.551 0.86 1.67 0.322 0.497 0.323 2.12 0.469 0.008 3 10 Q 7693 1877 1988 112 4 0 0.518 0.51 1.23 0.282 0.818 0.253 2.02 0.355 0.067 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1346 55 0 0.589 0.68 2.74 0.347 0.739 0.276 2.18 0.377 -0.008