Chronology file name : AK041.CRN Measurement file name : AK041.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1775 Ending year : 1997 Principal investigators: Andrea Lloyd Site name : Nome Creek treeline Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : 6522 Longitude : -14637 Elevation : 884M Series intercorrelation: 0.602 Avg mean sensitivity : 0.242 Avg standard deviation : 0.351 Avg autocorrelation : 0.780 Number dated series : 32 Segment length tested : 50 Number problem segments: 11 Pct problem segments : 5.50 PART 5: CORRELATION OF SERIES BY SEGMENTS: ak041.rwl 13:41 Thu 10 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 1775 1800 1825 1850 1875 1900 1925 1950 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 NT157C 1850 1997 .41 .58 .69 .74 .70 2 NT160 1793 1997 .41 .56 .50 .41 .74 .79 .74 .75 3 NT162A 1855 1997 .41 .71 .72 .70 .69 4 NT206A 1852 1997 .43 .68 .60 .60 .75 5 NT216B 1830 1997 .50 .61 .71 .64 .54 .63 6 NT228C 1830 1997 .55 .50 .67 .76 .82 .82 7 NT24A 1824 1997 .75 .75 .57 .61 .57 .47 .63 8 NT29A 1824 1997 .47 .47 .51 .66 .69 .65 .74 9 NT31 1867 1997 .61 .77 .83 .79 .77 10 NT39C 1842 1997 .47 .44 .64 .79 .76 .67 11 NT7B 1810 1997 .61 .54 .57 .61 .71 .67 .52 12 NT10B 1795 1997 .22A .34 .56 .46 .51 .64 .61 .67 13 NT14 1824 1997 .68 .68 .54 .62 .75 .64 .63 14 NT157B 1866 1997 .36B .47 .67 .71 .63 15 NT162B 1827 1997 .38 .41 .63 .73 .73 .59 16 NT18 1799 1997 .35 .51 .64 .40 .59 .67 .67 .77 17 NT20B 1818 1997 .65 .62 .57 .69 .75 .74 .74 18 NT214B 1801 1997 .69 .65 .53 .68 .81 .83 .67 19 NT215 1775 1997 .30B .41 .40 .47 .79 .74 .36 .27A 20 NT21A 1793 1997 .28A .37 .50 .41 .30A .51 .76 .71 21 NT225 1840 1997 .28A .25A .48 .77 .69 .71 22 NT226 1813 1997 .64 .61 .40 .74 .80 .67 .73 23 NT227A 1795 1996 .68 .62 .49 .51 .84 .92 .73 .52 24 NT228B 1814 1997 .58 .53 .38 .64 .76 .66 .67 25 NT23A 1879 1997 .43 .70 .75 .76 26 NT266 1882 1997 .55 .63 .45 .19A 27 NT27 1896 1997 .51 .55 .55 .68 28 NT32B 1843 1997 .47 .42 .71 .85 .77 .73 29 NT36A 1832 1997 .41 .41 .45 .68 .71 .67 30 NT39B 1825 1997 .21B .39 .67 .84 .74 .62 31 NT5 1842 1997 .63 .56 .64 .74 .66 .59 32 NT52A 1856 1997 .29A .43 .57 .64 .62 Av segment correlation .37 .56 .52 .46 .62 .71 .67 .65 PART 7: DESCRIPTIVE STATISTICS: ak041.rwl 13:41 Thu 10 Mar 2005 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 NT157C 1850 1997 148 5 0 .602 .88 2.71 .428 .775 .247 2.69 .472 -.014 1 2 NT160 1793 1997 205 8 0 .630 .83 1.89 .405 .824 .234 2.81 .545 -.035 1 3 NT162A 1855 1997 143 5 0 .657 .87 1.83 .314 .736 .207 2.58 .444 -.031 1 4 NT206A 1852 1997 146 5 0 .606 .61 1.46 .259 .596 .293 2.88 .524 -.041 1 5 NT216B 1830 1997 168 6 0 .621 .41 1.39 .344 .919 .244 2.78 .428 -.031 1 6 NT228C 1830 1997 168 6 0 .673 .54 1.47 .248 .684 .285 2.62 .372 -.045 1 7 NT24A 1824 1997 174 7 0 .601 .58 1.91 .444 .929 .238 2.66 .395 -.045 1 8 NT29A 1824 1997 174 7 0 .637 .82 2.24 .352 .725 .224 2.96 .429 -.037 1 9 NT31 1867 1997 131 5 0 .740 .78 1.88 .318 .754 .212 2.73 .506 -.075 1 10 NT39C 1842 1997 156 6 0 .642 .96 2.28 .498 .848 .220 2.62 .420 -.033 1 11 NT7B 1810 1997 188 7 0 .585 .71 2.09 .320 .703 .254 2.74 .415 -.021 1 12 NT10B 1795 1997 203 8 1 .504 .67 2.52 .340 .801 .242 2.56 .338 -.026 1 13 NT14 1824 1997 174 7 0 .660 .47 1.40 .225 .837 .221 2.69 .461 -.068 1 14 NT157B 1866 1997 132 5 1 .547 .93 2.29 .323 .654 .224 2.72 .507 -.049 1 15 NT162B 1827 1997 171 6 0 .577 .85 1.77 .338 .778 .213 2.65 .409 -.044 1 16 NT18 1799 1997 199 8 0 .592 1.02 3.24 .444 .680 .245 2.70 .399 -.045 1 17 NT20B 1818 1997 180 7 0 .664 .87 4.09 .702 .864 .239 2.66 .416 -.038 1 18 NT214B 1801 1997 197 7 0 .681 .73 1.89 .319 .822 .204 2.59 .343 -.044 1 19 NT215 1775 1997 223 8 2 .464 .42 1.18 .204 .822 .246 2.66 .387 -.033 1 20 NT21A 1793 1997 205 8 2 .496 .51 1.37 .275 .799 .260 2.63 .330 -.023 3 21 NT225 1840 1997 158 6 2 .569 .47 1.38 .288 .875 .246 2.70 .458 .016 2 22 NT226 1813 1997 185 7 0 .666 .60 1.58 .376 .902 .232 2.66 .511 -.052 1 23 NT227A 1795 1996 202 8 0 .659 .83 2.15 .423 .800 .235 2.69 .441 -.040 1 24 NT228B 1814 1997 184 7 0 .612 .55 1.39 .251 .707 .286 2.54 .293 -.030 1 25 NT23A 1879 1997 119 4 0 .595 .58 1.27 .205 .555 .245 2.65 .452 -.015 1 26 NT266 1882 1997 116 4 1 .445 .95 2.27 .378 .686 .249 2.74 .437 -.066 1 27 NT27 1896 1997 102 4 0 .584 1.16 3.41 .676 .722 .316 2.72 .433 -.015 1 28 NT32B 1843 1997 155 6 0 .689 .74 1.83 .287 .753 .206 2.72 .478 -.019 1 29 NT36A 1832 1997 166 6 0 .546 .45 1.80 .240 .733 .276 2.70 .428 -.006 2 30 NT39B 1825 1997 173 6 1 .578 .90 2.31 .492 .839 .243 2.78 .460 -.012 1 31 NT5 1842 1997 156 6 0 .635 .55 1.15 .198 .719 .211 2.65 .404 -.004 1 32 NT52A 1856 1997 142 5 1 .517 .49 1.76 .404 .914 .263 2.58 .381 .028 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5343 200 11 .602 .70 4.09 .351 .780 .242 2.96 .425 -.031