Chronology file name : NONE Measurement file name : CANA043.RWL Date checked : 16JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1843 Ending year : 1988 Principal investigators: F. H. SCHWEINGRUBER Site name : ARMSTRONG EBEN Site location : CANADA Species information : PCGL WHITE SPRUCE Latitude : 5018N Longitude : 8903W Elevation : 1120 M Series intercorrelation: 0.515 Avg mean sensitivity : 0.190 Avg standard deviation : 0.358 Avg autocorrelation : 0.796 Number dated series : 24 Segment length tested : 50 Number problem segments: 7 Pct problem segments : 7.87 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #22 801291, #15 801252 HAVE LOW CORRELATIONS ALL FLAGS = LOW CORRELATIONS WITH MASTER EXCELLENT DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 17:14 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 1850 1875 1900 1925 1950 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 801101 1925 1988 .57 .67 2 801102 1908 1988 .51 .63 .73 3 801111 1927 1988 .56 .57 4 801121 1927 1988 .49 .49 5 801122 1923 1988 .53 .55 .45 6 801211 1862 1959 .50 .49 .43 .45 7 801212 1864 1988 .55 .49 .52 .51 .46 8 801221 1911 1988 .66 .73 .70 9 801222 1879 1988 .62 .74 .80 .76 10 801231 1926 1988 .60 .62 11 801232 1926 1988 .40 .54 12 801241 1878 1988 .47 .53 .69 .81 13 801242 1869 1988 .41 .46 .57 .75 .75 14 801251 1883 1988 .47 .60 .57 .58 15 801252 1867 1988 .27A .46 .28A .32A .33 16 801261 1879 1988 .48 .47 .59 .69 17 801262 1905 1988 .67 .66 .58 18 801271 1855 1988 .46 .72 .69 .68 .70 19 801272 1843 1988 .42 .49 .51 .73 .69 20 801281 1850 1988 .33 .50 .60 .55 .70 21 801282 1851 1988 .51 .60 .46 .42 .68 22 801291 1854 1988 .09B-.08B .19B .51 .47 23 801331 1909 1982 .56 .71 .72 24 801332 1899 1988 .33A .33 .47 .51 PART 7: DESCRIPTIVE STATISTICS: 17:14 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 801101 1925 1988 64 2 0 0.568 0.91 2.26 0.367 0.848 0.154 2.31 0.508 -0.016 1 2 801102 1908 1988 81 3 0 0.556 0.71 1.64 0.384 0.924 0.164 1.90 0.331 -0.012 1 3 801111 1927 1988 62 2 0 0.551 1.13 1.83 0.232 0.544 0.161 1.87 0.399 0.029 1 4 801121 1927 1988 62 2 0 0.478 1.15 1.79 0.212 0.478 0.158 1.91 0.375 -0.056 3 5 801122 1923 1988 66 3 0 0.481 0.99 1.49 0.240 0.621 0.169 1.84 0.324 0.008 1 6 801211 1862 1959 98 4 0 0.470 0.84 1.56 0.352 0.905 0.139 2.04 0.380 -0.065 2 7 801212 1864 1988 125 5 0 0.463 0.99 2.33 0.498 0.885 0.178 2.18 0.355 0.022 1 8 801221 1911 1988 78 3 0 0.662 0.96 1.44 0.220 0.587 0.152 2.00 0.372 -0.004 1 9 801222 1879 1988 110 4 0 0.704 0.84 1.45 0.235 0.664 0.174 2.11 0.469 0.071 1 10 801231 1926 1988 63 2 0 0.601 0.76 1.96 0.396 0.832 0.217 1.99 0.379 -0.045 2 11 801232 1926 1988 63 2 0 0.390 0.91 2.13 0.525 0.927 0.180 2.10 0.371 -0.051 1 12 801241 1878 1988 111 4 0 0.603 0.66 1.39 0.286 0.738 0.249 2.14 0.445 0.059 1 13 801242 1869 1988 120 5 0 0.555 0.53 1.36 0.277 0.856 0.214 2.00 0.299 0.043 1 14 801251 1883 1988 106 4 0 0.509 0.48 0.95 0.154 0.793 0.154 2.04 0.398 0.030 1 15 801252 1867 1988 122 5 3 0.346 0.60 1.20 0.185 0.491 0.199 1.88 0.298 0.064 1 16 801261 1879 1988 110 4 0 0.545 0.73 1.59 0.314 0.839 0.190 1.91 0.345 -0.027 1 17 801262 1905 1988 84 3 0 0.618 1.20 2.45 0.536 0.827 0.189 1.89 0.319 -0.056 1 18 801271 1855 1988 134 5 0 0.593 0.84 2.45 0.492 0.882 0.197 1.91 0.323 0.006 2 19 801272 1843 1988 146 5 0 0.535 0.55 1.56 0.299 0.863 0.201 2.10 0.360 -0.005 1 20 801281 1850 1988 139 5 0 0.498 0.55 1.79 0.357 0.926 0.194 2.20 0.396 -0.007 1 21 801282 1851 1988 138 5 0 0.525 0.67 1.80 0.465 0.914 0.219 2.00 0.343 0.021 1 22 801291 1854 1988 135 5 3 0.205 0.59 2.84 0.593 0.961 0.241 2.33 0.474 0.014 4 23 801331 1909 1982 74 3 0 0.633 1.46 2.57 0.412 0.587 0.196 2.00 0.334 -0.039 1 24 801332 1899 1988 90 4 1 0.430 1.23 2.15 0.449 0.792 0.181 2.05 0.389 0.015 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2381 89 7 0.515 0.80 2.84 0.358 0.796 0.190 2.33 0.373 0.005