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 : VA006.CRN Measurement file name : VA006.RWL Date checked : 09DEC94 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1780 Ending year : 1978 Principal investigators: LARRY J. PUCKETT AND WENDY CHITTENDEN Site name : DALE CITY Site location : VIRGINIA, USA Species information : TSCA EASTERN HEMLOCK Latitude : 3838N Longitude : 7718W Elevation : 53 M Series intercorrelation: 0.710 Avg mean sensitivity : 0.239 Avg standard deviation : 0.623 Avg autocorrelation : 0.737 Number dated series : 24 Segment length tested : 50 Number problem segments: 8 Pct problem segments : 5.93 Are there obvious misdated series? YES Number possible misdated series : 3 Percent misdated series : 12.50 Comments: #6 010032 1810-1874 MISDATED #23 010121 1870-1874, #24 010122 1880-1949 ARE MISDATED AND SHOULD BE DELETED 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:14 Fri 09 DEC 1994 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 1775 1800 1825 1850 1875 1900 1925 1950 1824 1849 1874 1899 1924 1949 1974 1999 1 010011 1903 1978 - - - - - .60 .69 .69 - - - - - - - - - - - - + 2 010012 1890 1978 - - - - .52 .51 .67 .64 - - - - - - - - - - - - + 3 010021 1780 1978 .71 .65 .84 .77 .73 .76 .75 .75 - - - - - - - - - - - - + 4 010022 1781 1978 .71 .63 .85 .79 .77 .77 .69 .70 - - - - - - - - - - - - + 5 010031 1830 1978 - - .78 .82 .82 .69 .73 .76 - - - - - - - - - - - - + 6 010032 1810 1978 - .23 .36 .80 .78 .73 .77 .78 - - - - - - - - - - - - + ___B ___B 7 010041 1800 1978 - .71 .79 .78 .76 .77 .81 .83 - - - - - - - - - - - - + 8 010042 1800 1978 - .71 .81 .81 .81 .75 .83 .82 - - - - - - - - - - - - + 9 010051 1811 1978 - .73 .73 .84 .81 .69 .78 .79 - - - - - - - - - - - - + 10 010052 1840 1978 - - .75 .79 .77 .68 .63 .60 - - - - - - - - - - - - + 11 010061 1898 1978 - - - - .84 .85 .73 .70 - - - - - - - - - - - - + 12 010062 1877 1978 - - - - .83 .83 .84 .84 - - - - - - - - - - - - + 13 010071 1830 1978 - - .69 .79 .76 .68 .73 .73 - - - - - - - - - - - - + 14 010072 1830 1978 - - .63 .81 .80 .74 .79 .79 - - - - - - - - - - - - + 15 010081 1870 1978 - - - .84 .80 .69 .67 .72 - - - - - - - - - - - - + 16 010082 1860 1978 - - - .76 .84 .82 .77 .73 - - - - - - - - - - - - + 17 010091 1830 1978 - - .70 .73 .72 .75 .82 .82 - - - - - - - - - - - - + 18 010092 1850 1978 - - - .74 .69 .66 .72 .71 - - - - - - - - - - - - + 19 010101 1880 1978 - - - - .70 .70 .79 .79 - - - - - - - - - - - - + 20 010102 1880 1978 - - - - .79 .70 .74 .71 - - - - - - - - - - - - + 21 010111 1800 1978 - .59 .63 .79 .79 .69 .68 .72 - - - - - - - - - - - - + 22 010112 1810 1978 - .46 .54 .78 .83 .74 .77 .80 - - - - - - - - - - - - + 23 010121 1870 1978 - - - .19 .29 .13 .26 .41 - - - - - - - - - - - - + ___B ___B ___B ___B 24 010122 1880 1978 - - - - .33 .39 .46 .46 - - - - - - - - - - - - + ___B ___B 1 PART 7: DESCRIPTIVE STATISTICS: 13:14 Fri 09 DEC 1994 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 010011 1903 1978 76 3 0 0.688 1.69 4.24 0.714 0.618 0.270 2.11 0.373 -0.042 1 2 010012 1890 1978 89 4 0 0.570 1.31 2.74 0.449 0.521 0.238 1.99 0.354 -0.015 1 3 010021 1780 1978 199 8 0 0.747 1.40 4.49 0.718 0.733 0.262 2.06 0.367 0.025 2 4 010022 1781 1978 198 8 0 0.738 1.33 5.39 0.754 0.805 0.243 2.08 0.337 -0.033 1 5 010031 1830 1978 149 6 0 0.770 1.26 3.34 0.617 0.785 0.232 2.03 0.314 0.003 2 6 010032 1810 1978 169 7 2 0.621 1.19 4.53 0.660 0.868 0.226 2.01 0.293 -0.024 1 7 010041 1800 1978 179 7 0 0.776 1.24 3.66 0.682 0.829 0.239 2.10 0.372 0.016 2 8 010042 1800 1978 179 7 0 0.785 1.23 3.18 0.548 0.617 0.270 2.18 0.390 0.008 1 9 010051 1811 1978 168 7 0 0.786 1.59 3.57 0.623 0.735 0.212 2.23 0.377 0.044 2 10 010052 1840 1978 139 6 0 0.687 1.15 4.12 0.530 0.612 0.247 2.38 0.369 0.009 4 11 010061 1898 1978 81 4 0 0.755 1.49 2.79 0.469 0.594 0.232 2.12 0.450 0.057 1 12 010062 1877 1978 102 4 0 0.829 1.36 2.57 0.470 0.670 0.227 2.05 0.412 -0.003 1 13 010071 1830 1978 149 6 0 0.734 1.24 2.95 0.566 0.773 0.262 1.98 0.371 0.002 1 14 010072 1830 1978 149 6 0 0.752 1.36 3.02 0.585 0.751 0.249 2.04 0.300 -0.023 1 15 010081 1870 1978 109 5 0 0.744 1.57 3.09 0.552 0.738 0.201 2.01 0.401 -0.070 1 16 010082 1860 1978 119 5 0 0.757 1.50 3.20 0.649 0.850 0.186 2.11 0.441 -0.012 1 17 010091 1830 1978 149 6 0 0.755 1.24 3.26 0.563 0.846 0.197 1.99 0.335 -0.051 1 18 010092 1850 1978 129 5 0 0.727 1.21 2.56 0.578 0.834 0.229 2.13 0.401 0.004 1 19 010101 1880 1978 99 4 0 0.761 1.74 3.91 0.645 0.655 0.245 1.96 0.339 -0.023 2 20 010102 1880 1978 99 4 0 0.755 1.82 3.41 0.629 0.586 0.269 2.15 0.446 0.005 1 21 010111 1800 1978 179 7 0 0.696 1.42 4.32 0.654 0.753 0.233 2.15 0.348 -0.026 4 22 010112 1810 1978 169 7 0 0.710 1.28 3.54 0.524 0.671 0.244 2.15 0.432 -0.055 1 23 010121 1870 1978 109 5 4 0.274 1.74 4.47 0.916 0.766 0.271 2.19 0.367 0.012 1 24 010122 1880 1978 99 4 2 0.389 1.37 3.09 0.752 0.810 0.268 1.91 0.332 -0.026 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3286 135 8 0.710 1.38 5.39 0.623 0.737 0.239 2.38 0.368 -0.009