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 : VA008.CRN Measurement file name : VA008.RWL Date checked : 09DEC94 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1660 Ending year : 1978 Principal investigators: LARRY J. PUCKETT AND RICHARD L. PHIPPS Site name : RAMSEYS DRAFT Site location : VIRGINIA, USA Species information : TSCA EASTERN HEMLOCK Latitude : 3818N Longitude : 7921W Elevation : 915 M Series intercorrelation: 0.551 Avg mean sensitivity : 0.202 Avg standard deviation : 0.558 Avg autocorrelation : 0.770 Number dated series : 26 Segment length tested : 50 Number problem segments: 22 Pct problem segments : 9.82 Are there obvious misdated series? YES Number possible misdated series : 2 Percent misdated series : 7.69 Comments: #1 010011 1740-1774, #10 010052 1720-1749 HAVE LOW CORRELATION AND SHOULD DELETE #8 010042 1720-1899 HAS LOW CORRELATION AND SHOULD DELETE ENTIRE SERIES. #16 010082 1801-1874, #20 010102 1739-1874 ARE MISDATED STILL A VERY GOOD CHRONOLOGY 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:17 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 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 1 010011 1740 1978 - - - -.01 .11 .47 .64 .69 .68 .75 .76 .62 .64 - - - - - - - + ___B ___B 2 010012 1770 1978 - - - - .49 .47 .62 .66 .49 .60 .72 .62 .60 - - - - - - - + 3 010021 1782 1978 - - - - - .38 .43 .64 .48 .61 .77 .74 .74 - - - - - - - + 4 010022 1790 1978 - - - - - .51 .53 .66 .54 .55 .68 .79 .78 - - - - - - - + 5 010031 1669 1977 .59 .55 .47 .57 .58 .37 .46 .71 .74 .75 .66 .67 .69 - - - - - - - + 6 010032 1660 1978 .59 .49 .38 .44 .43 .36 .49 .57 .67 .73 .72 .79 .78 - - - - - - - + ___B 7 010041 1790 1978 - - - - - .67 .70 .65 .56 .69 .74 .61 .61 - - - - - - - + 8 010042 1720 1978 - - .04 .03 -.21 -.26 -.03 -.05 .20 .56 .73 .77 .77 - - - - - - - + ___B ___B ___B ___B ___B ___B ___B 9 010051 1744 1978 - - - .47 .47 .41 .43 .54 .55 .61 .60 .63 .67 - - - - - - - + 10 010052 1720 1978 - - .24 .30 .48 .42 .45 .57 .57 .54 .35 .33 .29 - - - - - - - + ___B ___B ___A 11 010061 1796 1978 - - - - - .36 .38 .48 .73 .73 .80 .80 .78 - - - - - - - + 12 010062 1800 1978 - - - - - - .51 .54 .54 .51 .61 .72 .71 - - - - - - - + 13 010071 1810 1978 - - - - - - .34 .38 .45 .55 .66 .70 .69 - - - - - - - + 14 010072 1830 1978 - - - - - - - .56 .66 .67 .78 .81 .80 - - - - - - - + 15 010081 1807 1978 - - - - - - .48 .56 .48 .54 .53 .64 .55 - - - - - - - + 16 010082 1801 1978 - - - - - - .06 .30 .37 .58 .71 .62 .52 - - - - - - - + ___B ___B 17 010091 1810 1978 - - - - - - .61 .62 .59 .63 .55 .64 .68 - - - - - - - + 18 010092 1770 1978 - - - - .42 .43 .55 .67 .75 .62 .55 .72 .74 - - - - - - - + 19 010101 1730 1978 - - - .35 .35 .30 .53 .56 .55 .60 .63 .65 .64 - - - - - - - + ___B 20 010102 1739 1978 - - - .10 .04 .14 .13 .20 .50 .64 .67 .61 .59 - - - - - - - + ___B ___B ___B ___B ___B 21 010111 1820 1978 - - - - - - .41 .43 .46 .51 .54 .60 .60 - - - - - - - + 22 010112 1830 1978 - - - - - - - .49 .46 .46 .64 .53 .57 - - - - - - - + 23 010121 1750 1978 - - - - .44 .44 .66 .71 .57 .49 .61 .63 .60 - - - - - - - + 24 010122 1780 1978 - - - - - .48 .55 .66 .60 .56 .68 .75 .75 - - - - - - - + 25 010131 1800 1978 - - - - - - .56 .51 .63 .77 .81 .78 .78 - - - - - - - + 26 010132 1790 1978 - - - - - .54 .34 .38 .67 .79 .78 .81 .84 - - - - - - - + ___B 1 PART 7: DESCRIPTIVE STATISTICS: 13:17 Fri 09 DEC 1994 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 010011 1740 1978 239 10 2 0.510 1.36 2.85 0.571 0.784 0.217 2.01 0.288 -0.001 1 2 010012 1770 1978 209 9 0 0.594 1.38 2.88 0.512 0.744 0.211 2.09 0.375 -0.001 1 3 010021 1782 1978 197 8 0 0.606 1.72 3.29 0.558 0.739 0.185 2.11 0.305 0.033 1 4 010022 1790 1978 189 8 0 0.613 1.16 2.51 0.522 0.813 0.209 1.99 0.315 0.014 1 5 010031 1669 1977 309 13 0 0.588 1.15 2.92 0.497 0.782 0.221 2.01 0.362 -0.037 1 6 010032 1660 1978 319 13 1 0.563 0.92 3.24 0.446 0.749 0.243 2.08 0.347 -0.026 1 7 010041 1790 1978 189 8 0 0.622 1.45 3.02 0.471 0.737 0.173 1.94 0.263 0.005 2 8 010042 1720 1978 259 11 7 0.249 1.22 2.60 0.520 0.879 0.175 1.94 0.278 0.012 1 9 010051 1744 1978 235 10 0 0.540 1.36 3.10 0.581 0.781 0.209 2.15 0.337 -0.012 1 10 010052 1720 1978 259 11 3 0.407 1.26 2.70 0.509 0.791 0.213 2.21 0.358 0.003 1 11 010061 1796 1978 183 8 0 0.669 1.85 4.12 0.661 0.698 0.202 2.01 0.315 -0.014 1 12 010062 1800 1978 179 7 0 0.600 1.84 4.49 0.782 0.719 0.231 2.09 0.337 0.007 1 13 010071 1810 1978 169 7 0 0.531 1.83 3.09 0.438 0.564 0.161 2.05 0.371 -0.019 2 14 010072 1830 1978 149 6 0 0.709 1.82 3.86 0.603 0.753 0.163 2.14 0.353 -0.004 1 15 010081 1807 1978 172 7 0 0.546 1.33 4.70 0.721 0.828 0.183 2.31 0.315 -0.016 1 16 010082 1801 1978 178 7 2 0.432 1.18 3.34 0.641 0.829 0.201 2.36 0.363 -0.024 1 17 010091 1810 1978 169 7 0 0.621 1.70 4.29 0.814 0.846 0.204 1.83 0.239 -0.048 1 18 010092 1770 1978 209 9 0 0.610 0.95 2.70 0.450 0.794 0.228 2.04 0.386 -0.005 1 19 010101 1730 1978 249 10 1 0.541 1.16 3.30 0.691 0.877 0.208 2.27 0.368 -0.031 1 20 010102 1739 1978 240 10 5 0.401 1.02 2.88 0.618 0.908 0.196 1.99 0.357 -0.017 3 21 010111 1820 1978 159 7 0 0.524 1.58 2.95 0.432 0.674 0.181 2.09 0.372 0.026 1 22 010112 1830 1978 149 6 0 0.524 1.62 3.36 0.579 0.817 0.169 2.15 0.357 0.030 1 23 010121 1750 1978 229 9 0 0.560 1.09 2.54 0.462 0.839 0.194 1.99 0.305 -0.037 1 24 010122 1780 1978 199 8 0 0.627 1.57 2.95 0.500 0.678 0.194 2.20 0.406 -0.012 1 25 010131 1800 1978 179 7 0 0.697 1.58 3.30 0.540 0.639 0.221 2.09 0.377 -0.010 2 26 010132 1790 1978 189 8 1 0.653 1.79 3.94 0.546 0.598 0.189 2.13 0.351 0.011 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5405 224 22 0.551 1.38 4.70 0.558 0.770 0.202 2.36 0.339 -0.008