Chronology file name : NONE Measurement file name : CANA074.RWL Date checked : 16JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1842 Ending year : 1988 Principal investigators: F.H. SCHWEINGRUBER Site name : BUFFALO LAKE Site location : CANADA Species information : PCGL WHITE SPRUCE Latitude : 6017N Longitude : 11516W Elevation : 803 M Series intercorrelation: 0.559 Avg mean sensitivity : 0.211 Avg standard deviation : 0.470 Avg autocorrelation : 0.800 Number dated series : 26 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 7.83 Are there obvious misdated series? YES Number possible misdated series : 1 Percent misdated series : 3.85 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #24 840142 1843-1899 IS MISDATED #23 840141 1850-1899 IS POSSIBLY MISDATED #4 840022 HAS LOW CORRELATION STILL AN EXCELLENT DATA SET DESPITE MISDATE PART 5: CORRELATION OF SERIES BY SEGMENTS: 17:39 Tue 16 JAN 1996 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- 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 Time_span 1825 1850 1875 1900 1925 1950 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 840011 1849 1988 .47 .47 .51 .65 .50 .59 2 840012 1859 1988 .42 .45 .71 .70 .64 3 840021 1884 1988 .48 .37 .09B .23A 4 840022 1882 1988 .50 .24B .22B .40 5 840031 1884 1988 .52 .49 .53 .61 6 840032 1895 1988 .42 .42 .36 .64 7 840041 1858 1987 .71 .65 .45 .42 .66 8 840042 1886 1987 .55 .61 .53 .64 9 840051 1897 1988 .58 .59 .57 .74 10 840052 1893 1988 .58 .59 .58 .61 11 840061 1891 1988 .51 .57 .59 .71 12 840062 1886 1988 .51 .55 .29B .55 13 840071 1907 1988 .70 .52 .53 14 840072 1916 1988 .39 .47 .48 15 840081 1893 1988 .66 .63 .62 .67 16 840082 1891 1988 .49 .47 .50 .58 17 840101 1843 1988 .38 .59 .72 .78 .70 .75 18 840102 1852 1988 -.09B .43 .54 .50 .56 19 840111 1894 1988 .38 .40 .55 .57 20 840112 1899 1988 .46 .47 .53 .43 21 840121 1861 1988 .69 .72 .73 .63 .64 22 840122 1892 1988 .67 .70 .73 .70 23 840141 1850 1988 .14B .47 .76 .79 .74 24 840142 1842 1988 .11B .23B .45 .71 .77 .78 25 840151 1850 1986 .64 .80 .74 .66 .67 26 840152 1863 1988 .50 .51 .71 .75 .79 PART 7: DESCRIPTIVE STATISTICS: 17:39 Tue 16 JAN 1996 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- 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 840011 1849 1988 140 6 0 0.551 1.42 2.95 0.632 0.838 0.177 2.13 0.332 -0.026 2 2 840012 1859 1988 130 5 0 0.553 1.54 3.63 0.734 0.860 0.178 2.16 0.367 -0.022 1 3 840021 1884 1988 105 4 2 0.340 1.65 3.62 0.695 0.870 0.191 1.81 0.284 -0.003 1 4 840022 1882 1988 107 4 2 0.399 1.05 2.31 0.427 0.809 0.212 1.95 0.336 -0.025 1 5 840031 1884 1988 105 4 0 0.561 0.90 1.70 0.242 0.533 0.219 1.93 0.326 -0.043 1 6 840032 1895 1988 94 4 0 0.549 0.90 2.64 0.564 0.840 0.246 2.08 0.371 -0.028 1 7 840041 1858 1987 130 5 0 0.620 0.68 1.59 0.400 0.924 0.210 1.77 0.256 -0.094 1 8 840042 1886 1987 102 4 0 0.587 1.06 2.61 0.468 0.905 0.164 2.08 0.324 -0.067 1 9 840051 1897 1988 92 4 0 0.669 0.96 2.28 0.396 0.773 0.192 2.05 0.421 0.038 1 10 840052 1893 1988 96 4 0 0.591 0.80 1.54 0.278 0.805 0.175 2.15 0.325 -0.033 3 11 840061 1891 1988 98 4 0 0.643 1.13 2.07 0.478 0.877 0.178 1.87 0.317 -0.045 1 12 840062 1886 1988 103 4 1 0.540 0.83 1.62 0.323 0.689 0.209 1.90 0.306 -0.038 1 13 840071 1907 1988 82 3 0 0.584 0.78 1.52 0.293 0.685 0.256 1.88 0.330 0.024 1 14 840072 1916 1988 73 3 0 0.479 0.72 1.44 0.287 0.593 0.305 1.78 0.255 -0.051 1 15 840081 1893 1988 96 4 0 0.649 1.23 2.10 0.325 0.717 0.155 2.00 0.397 -0.028 1 16 840082 1891 1988 98 4 0 0.511 1.56 3.17 0.530 0.817 0.154 2.08 0.393 -0.047 1 17 840101 1843 1988 146 6 0 0.628 0.85 3.29 0.636 0.927 0.268 2.00 0.296 -0.026 1 18 840102 1852 1988 137 5 1 0.369 0.82 2.77 0.611 0.925 0.256 1.97 0.346 -0.082 1 19 840111 1894 1988 95 4 0 0.464 0.95 2.95 0.529 0.740 0.255 1.92 0.293 0.031 1 20 840112 1899 1988 90 4 0 0.445 0.99 2.39 0.358 0.452 0.254 1.97 0.252 -0.034 1 21 840121 1861 1988 128 5 0 0.681 1.01 2.14 0.483 0.783 0.251 2.22 0.374 -0.021 1 22 840122 1892 1988 97 4 0 0.675 1.17 3.07 0.592 0.718 0.272 2.05 0.417 -0.085 1 23 840141 1850 1988 139 5 1 0.521 0.81 1.64 0.310 0.820 0.169 1.99 0.343 0.020 2 24 840142 1842 1988 147 6 2 0.489 0.84 1.72 0.362 0.861 0.178 2.05 0.393 -0.005 1 25 840151 1850 1986 137 5 0 0.702 0.95 2.82 0.601 0.927 0.189 2.00 0.300 -0.011 1 26 840152 1863 1988 126 5 0 0.681 0.88 1.84 0.394 0.757 0.223 2.04 0.352 -0.011 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2893 115 9 0.559 1.02 3.63 0.470 0.800 0.211 2.22 0.336 -0.027