Chronology file name : CO574W.CRN Measurement file name : CO574W.RWL Date checked : 16MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1694 Ending year : 1982 Principal investigators: FRITZ SCHWEINGRUBER Site name : Niwot Ridge, (EK ab 011) Site location : United States of America Species information : PCEN ENGELMANN SPRUCE Latitude : 4003 Longitude : -10534 Elevation : 3400M Series intercorrelation: 0.639 Avg mean sensitivity : 0.193 Avg standard deviation : 0.186 Avg autocorrelation : 0.742 Number dated series : 25 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 2.54 PART 5: CORRELATION OF SERIES BY SEGMENTS: co574w.rwl 11:57 Wed 16 Mar 2005 Page 5 ------------------------------------------------------------------------------------------------------------------------------------ Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 670011 1718 1982 .64 .65 .73 .73 .70 .80 .82 .77 .61 .63 .56 2 670012 1719 1982 .81 .81 .67 .69 .82 .84 .87 .81 .65 .60 .49 3 670021 1827 1982 .72 .66 .52 .62 .72 .70 4 670022 1850 1982 .74 .60 .22B .33 .39 5 670031 1799 1982 .62 .63 .74 .73 .53 .48 .62 .63 6 670032 1750 1982 .46 .54 .56 .70 .81 .69 .62 .67 .66 7 670041 1869 1982 .54 .50 .33B .49 .54 8 670042 1818 1982 .40 .48 .77 .66 .38 .37 .35 9 670051 1802 1982 .67 .70 .84 .82 .69 .69 .68 10 670052 1771 1982 .33 .34 .64 .84 .85 .86 .79 .81 .80 11 670061 1828 1982 .62 .78 .74 .50 .37 .33 12 670062 1817 1982 .66 .74 .79 .76 .64 .59 .46 13 670071 1725 1912 .75 .67 .69 .77 .59 .65 .79 14 670071 1920 1982 .57 .51 .57 15 670072 1725 1982 .75 .70 .71 .75 .75 .82 .73 .61 .63 .74 16 670081 1755 1982 .71 .77 .74 .76 .75 .50 .30A .30A .27A 17 670082 1741 1867 .54 .58 .71 .67 .70 18 670082 1870 1982 .55 .54 .41 .56 .69 19 670091 1763 1982 .70 .66 .73 .75 .73 .65 .55 .55 .55 20 670101 1768 1982 .56 .50 .63 .65 .72 .73 .77 .74 .73 21 670102 1829 1982 .69 .79 .71 .69 .67 .69 22 670111 1709 1982 .52 .53 .67 .79 .56 .42 .67 .73 .56 .68 .60 23 670112 1715 1982 .44 .48 .54 .71 .72 .73 .78 .73 .46 .40 .59 24 670121 1694 1982 .68 .78 .67 .61 .64 .71 .76 .76 .73 .74 .70 25 670122 1727 1982 .73 .67 .72 .66 .64 .78 .79 .74 .77 .71 Av segment correlation .62 .67 .62 .65 .66 .69 .75 .69 .56 .58 .58 PART 7: DESCRIPTIVE STATISTICS: co574w.rwl 11:57 Wed 16 Mar 2005 Page 7 ------------------------------------------------------------------------------------------------------------------------------------ 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 670011 1718 1982 265 11 0 .698 .54 1.66 .209 .769 .199 2.70 .430 -.012 1 2 670012 1719 1982 264 11 0 .734 .68 1.64 .253 .788 .190 2.83 .438 .022 2 3 670021 1827 1982 156 6 0 .641 .61 1.66 .287 .832 .209 2.94 .470 .031 1 4 670022 1850 1982 133 5 1 .517 .80 1.59 .254 .572 .225 2.62 .423 -.046 1 5 670031 1799 1982 184 8 0 .625 .53 1.17 .189 .665 .248 2.68 .421 -.018 1 6 670032 1750 1982 233 9 0 .611 .59 1.46 .260 .861 .206 2.46 .321 -.016 1 7 670041 1869 1982 114 5 1 .536 .86 1.78 .234 .723 .167 2.59 .415 .044 1 8 670042 1818 1982 165 7 0 .509 .50 1.09 .209 .816 .204 2.78 .377 -.081 1 9 670051 1802 1982 181 7 0 .724 .62 1.07 .173 .678 .184 2.61 .418 -.004 2 10 670052 1771 1982 212 9 0 .689 .59 1.03 .132 .522 .171 2.43 .331 -.052 1 11 670061 1828 1982 155 6 0 .554 .61 1.17 .235 .785 .201 2.46 .491 -.030 1 12 670062 1817 1982 166 7 0 .593 .62 1.18 .177 .705 .179 2.44 .355 -.029 1 13 670071 1725 1912 188 7 0 .725 .40 1.11 .140 .699 .207 2.61 .421 -.016 2 14 670071 1920 1982 63 3 0 .538 .41 .66 .086 .460 .166 2.70 .571 .091 1 15 670072 1725 1982 258 10 0 .716 .40 .96 .159 .829 .191 2.51 .356 -.031 2 16 670081 1755 1982 228 9 3 .527 .41 1.14 .155 .638 .247 2.59 .349 -.031 1 17 670082 1741 1867 127 5 0 .654 .50 .98 .178 .750 .206 2.62 .433 -.068 2 18 670082 1870 1982 113 5 0 .520 .44 1.36 .217 .718 .284 2.67 .442 -.047 1 19 670091 1763 1982 220 9 0 .642 .39 .77 .123 .704 .184 2.57 .371 -.010 1 20 670101 1768 1982 215 9 0 .656 .36 1.11 .142 .785 .194 2.66 .350 .008 1 21 670102 1829 1982 154 6 0 .671 .30 .50 .080 .633 .182 2.51 .310 .002 1 22 670111 1709 1982 274 11 0 .602 .49 1.15 .203 .868 .149 2.81 .392 -.020 1 23 670112 1715 1982 268 11 0 .597 .53 1.15 .195 .821 .156 2.63 .406 -.035 1 24 670121 1694 1982 289 11 0 .691 .46 .95 .153 .787 .168 2.72 .391 .006 1 25 670122 1727 1982 256 10 0 .710 .55 1.31 .185 .746 .180 2.68 .383 .007 4 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4881 197 5 .639 .52 1.78 .186 .742 .193 2.94 .394 -.015