Chronology file name : NONE Measurement file name : CANA057.RWL Date checked : 16JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1821 Ending year : 1988 Principal investigators: F.H. SCHWEINGRUBER Site name : FORT SIMPSON Site location : CANADA Species information : PCGL WHITE SPRUCE Latitude : 6141N Longitude : 12043W Elevation : 375 M Series intercorrelation: 0.666 Avg mean sensitivity : 0.221 Avg standard deviation : 0.559 Avg autocorrelation : 0.838 Number dated series : 22 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 1.72 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: #12 806272 1925-1988 HAS LOW CORRELATIONS EXCELLENT HIGH QUALITY DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 17:23 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 806211 1821 1988 .46 .76 .83 .81 .68 .75 2 806212 1837 1988 .70 .74 .83 .77 .69 .78 3 806221 1828 1988 .58 .78 .88 .76 .70 .77 4 806222 1846 1988 .75 .76 .89 .79 .74 .78 5 806231 1843 1988 .77 .74 .74 .74 .73 .75 6 806232 1832 1988 .68 .67 .64 .67 .73 .75 7 806241 1864 1988 .79 .81 .79 .81 .84 8 806242 1851 1988 .78 .82 .80 .79 .83 9 806261 1856 1988 .54 .81 .74 .59 .66 10 806262 1880 1988 .75 .75 .59 .67 11 806271 1867 1988 .46 .49 .37 .44 .54 12 806272 1891 1988 .42 .37 .26B .30B 13 806281 1838 1986 .71 .63 .64 .66 .71 .57 14 806282 1843 1986 .42 .33 .48 .62 .60 .56 15 806301 1847 1988 .56 .54 .67 .66 .74 .77 16 806302 1847 1988 .41 .43 .65 .62 .68 .70 17 806311 1866 1988 .47 .63 .70 .73 .78 18 806312 1870 1988 .53 .58 .71 .68 .72 19 806321 1891 1988 .68 .72 .66 .69 20 806322 1874 1987 .78 .78 .77 .70 .75 21 806331 1871 1988 .61 .57 .48 .52 .65 22 806332 1896 1988 .56 .60 .60 .69 PART 7: DESCRIPTIVE STATISTICS: 17:23 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 806211 1821 1988 168 6 0 0.690 0.67 1.96 0.434 0.891 0.280 2.00 0.282 0.006 1 2 806212 1837 1988 152 6 0 0.743 1.01 2.81 0.624 0.871 0.263 1.99 0.344 -0.008 2 3 806221 1828 1988 161 6 0 0.722 1.12 3.46 0.561 0.752 0.257 1.93 0.342 -0.012 2 4 806222 1846 1988 143 6 0 0.774 1.12 3.78 0.714 0.815 0.271 2.28 0.411 0.044 1 5 806231 1843 1988 146 6 0 0.746 0.96 2.37 0.521 0.786 0.271 1.98 0.346 -0.037 1 6 806232 1832 1988 157 6 0 0.694 0.95 1.99 0.414 0.723 0.260 2.03 0.451 -0.063 2 7 806241 1864 1988 125 5 0 0.802 0.96 3.01 0.446 0.690 0.280 1.99 0.319 0.007 2 8 806242 1851 1988 138 5 0 0.791 0.87 2.16 0.367 0.696 0.286 1.95 0.376 0.014 2 9 806261 1856 1988 133 5 0 0.665 1.01 2.02 0.431 0.866 0.186 2.12 0.383 0.009 1 10 806262 1880 1988 109 4 0 0.706 1.10 2.20 0.456 0.867 0.174 1.90 0.336 0.012 1 11 806271 1867 1988 122 5 0 0.463 1.46 3.06 0.640 0.885 0.185 2.06 0.381 -0.048 2 12 806272 1891 1988 98 4 2 0.366 1.76 3.12 0.736 0.837 0.173 2.14 0.444 0.010 1 13 806281 1838 1986 149 6 0 0.630 1.18 3.59 0.847 0.914 0.206 1.97 0.323 0.003 1 14 806282 1843 1986 144 6 0 0.530 1.05 3.47 0.737 0.902 0.199 1.88 0.327 -0.038 1 15 806301 1847 1988 142 6 0 0.668 1.11 4.56 0.721 0.875 0.190 2.09 0.412 -0.040 1 16 806302 1847 1988 142 6 0 0.607 1.09 3.31 0.641 0.912 0.161 2.05 0.372 -0.039 2 17 806311 1866 1988 123 5 0 0.603 0.85 1.80 0.354 0.844 0.175 2.02 0.294 -0.089 1 18 806312 1870 1988 119 5 0 0.647 1.00 2.19 0.405 0.797 0.189 2.02 0.372 -0.012 2 19 806321 1891 1988 98 4 0 0.689 1.11 2.85 0.608 0.909 0.201 1.94 0.347 -0.001 1 20 806322 1874 1987 114 5 0 0.749 1.13 2.45 0.561 0.874 0.192 1.91 0.348 0.003 1 21 806331 1871 1988 118 5 0 0.591 1.09 2.15 0.512 0.907 0.185 1.87 0.313 -0.007 1 22 806332 1896 1988 93 4 0 0.677 1.34 2.63 0.555 0.858 0.185 1.85 0.348 -0.044 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2894 116 2 0.666 1.07 4.56 0.559 0.838 0.221 2.28 0.357 -0.015