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 : BRIT003.CRN Measurement file name : BRIT003.RWL Date checked : 13JAN95 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1813 Ending year : 1978 Principal investigators: JONATHAN R. PILCHER Site name : CAPPOQUIN Site location : BRITAIN Species information : QUPE DURMAST OAK Latitude : 5208N Longitude : 754W Elevation : 150 M Series intercorrelation: 0.407 Avg mean sensitivity : 0.256 Avg standard deviation : 0.298 Avg autocorrelation : 0.692 Number dated series : 14 Segment length tested : 50 Number problem segments: 21 Pct problem segments : 26.58 Are there obvious misdated series? YES Number possible misdated series : 2 Percent misdated series : 14.29 Comments: #1 Q3349, #13 Q3364 BOTH SERIES ARE MISDATED #7 Q3355 HAS LOW CORRELATIONS AND SHOULD BE DELETED MANY INNER AND OUTER RING SEGMENTS SHOULD BE DELETED SERIES NEED WORK, BUT STILL RELIABLE BACK TO 1813 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:39 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 1800 1825 1850 1875 1900 1925 1950 1849 1874 1899 1924 1949 1974 1999 1 Q 3349 1837 1978 - .27 .06 -.11 .09 .25 .25 - - - - - - - - - - - - - + ___B ___B ___B ___B ___B ___B 2 Q 3350 1835 1978 - .60 .66 .55 .54 .66 .63 - - - - - - - - - - - - - + 3 Q 3351 1842 1978 - .39 .51 .51 .38 .44 .47 - - - - - - - - - - - - - + 4 Q 3352 1852 1978 - - .31 .34 .26 .43 .45 - - - - - - - - - - - - - + ___A ___A 5 Q 3353 1873 1978 - - .33 .32 .33 .47 .55 - - - - - - - - - - - - - + ___A ___A 6 Q 3354 1834 1977 - .55 .62 .73 .72 .58 .57 - - - - - - - - - - - - - + 7 Q 3355 1885 1977 - - - .23 .19 .39 .43 - - - - - - - - - - - - - + ___B ___B 8 Q 3357 1832 1978 - .37 .36 .42 .55 .53 .51 - - - - - - - - - - - - - + 9 Q 3358 1847 1978 - .42 .57 .50 .42 .59 .55 - - - - - - - - - - - - - + 10 Q 3359 1813 1978 .41 .29 .42 .68 .67 .62 .54 - - - - - - - - - - - - - + ___B ___B 11 Q 3360 1817 1978 .60 .58 .42 .32 .57 .64 .61 - - - - - - - - - - - - - + ___A 12 Q 3362 1880 1978 - - - .49 .51 .51 .52 - - - - - - - - - - - - - + 13 Q 3364 1840 1976 - -.04 .02 -.11 -.15 -.24 -.22 - - - - - - - - - - - - - + ___B ___B ___B ___B ___B ___B 14 Q 3366 1858 1978 - - .45 .51 .48 .56 .55 - - - - - - - - - - - - - + 1 PART 7: DESCRIPTIVE STATISTICS: 13:39 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 3349 1837 1978 142 6 6 0.114 0.65 1.88 0.369 0.660 0.313 2.06 0.302 -0.035 1 2 Q 3350 1835 1978 144 6 0 0.591 0.61 1.21 0.253 0.663 0.252 2.11 0.426 0.059 2 3 Q 3351 1842 1978 137 6 0 0.431 0.55 1.24 0.275 0.765 0.260 1.99 0.354 0.022 2 4 Q 3352 1852 1978 127 5 2 0.320 0.92 1.86 0.359 0.790 0.206 1.85 0.299 0.000 3 5 Q 3353 1873 1978 106 5 2 0.409 0.70 1.90 0.348 0.715 0.302 2.05 0.389 -0.014 1 6 Q 3354 1834 1977 144 6 0 0.627 0.77 1.83 0.291 0.830 0.182 2.03 0.403 -0.021 1 7 Q 3355 1885 1977 93 4 2 0.357 0.85 1.53 0.337 0.715 0.226 2.05 0.375 0.001 1 8 Q 3357 1832 1978 147 6 0 0.455 0.66 1.63 0.313 0.778 0.238 2.05 0.362 -0.065 1 9 Q 3358 1847 1978 132 6 0 0.494 0.68 1.47 0.266 0.650 0.269 1.96 0.320 -0.031 1 10 Q 3359 1813 1978 166 7 2 0.486 0.74 1.60 0.287 0.645 0.255 2.11 0.368 -0.009 2 11 Q 3360 1817 1978 162 7 1 0.532 0.54 2.26 0.245 0.592 0.276 2.16 0.353 -0.021 3 12 Q 3362 1880 1978 99 4 0 0.506 0.89 1.62 0.315 0.433 0.295 1.93 0.361 -0.021 2 13 Q 3364 1840 1976 137 6 6 -0.135 0.54 1.21 0.248 0.724 0.262 2.20 0.430 -0.001 1 14 Q 3366 1858 1978 121 5 0 0.475 0.71 1.73 0.303 0.696 0.262 2.15 0.281 -0.033 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1857 79 21 0.407 0.69 2.26 0.298 0.692 0.256 2.20 0.359 -0.012