Chronology file name : AK040.CRN Measurement file name : AK040.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1785 Ending year : 1999 Principal investigators: Andrea Lloyd Site name : Nome Creek below treeline Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : 6522 Longitude : -14637 Elevation : 884M Series intercorrelation: 0.606 Avg mean sensitivity : 0.252 Avg standard deviation : 0.348 Avg autocorrelation : 0.742 Number dated series : 21 Segment length tested : 50 Number problem segments: 7 Pct problem segments : 6.54 PART 5: CORRELATION OF SERIES BY SEGMENTS: 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 1800 1825 1850 1875 1900 1925 1950 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 NCB006 1877 1998 .66 .56 .64 .59 2 NCB038 1874 1998 .53 .53 .68 .72 .72 3 NC003 1900 1999 .68 .55 .38 4 NCB 004 1845 1998 .26A .35 .66 .48 .34 .55 5 NCB 009 1854 1998 .30B .74 .77 .63 .67 6 NCB 012 1899 1998 .46 .52 .59 .69 7 NCB 013 1852 1998 .43 .61 .72 .79 .82 8 NCB 015 1890 1998 .47 .67 .77 .77 9 NCB 016B 1877 1998 .50 .70 .79 .80 10 NCB 017B 1847 1998 .50 .52 .66 .70 .75 .74 11 NCB 022 1873 1998 .52 .57 .68 .65 .69 12 NCB 023 1863 1999 .53 .65 .74 .65 .61 13 NCB 024 1886 1998 .37 .39 .68 .78 14 NCB 025B 1849 1998 .39B .43 .73 .82 .83 .85 15 NCB 027B 1859 1998 .47 .59 .72 .70 .72 16 NCB 029 1785 1998 .30B .21B .31A .75 .83 .71 .67 17 NCB 030 1853 1998 .43 .60 .73 .86 .81 18 NCB 032 1805 1998 .34 .41 .57 .76 .71 .64 .76 19 NCB 036 1815 1998 .40 .36 .29B .52 .56 .58 .69 20 NCB 037A 1888 1998 .44 .38 .39 .48 21 NCB002 1843 1999 .51 .55 .65 .73 .75 .74 Av segment correlation .35 .38 .44 .60 .66 .67 .69 PART 7: DESCRIPTIVE STATISTICS: 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 NCB006 1877 1998 122 4 0 .608 .58 1.91 .275 .668 .282 2.69 .465 .007 1 2 NCB038 1874 1998 125 5 0 .637 1.00 2.62 .479 .705 .267 2.97 .550 -.054 1 3 NC003 1900 1999 100 3 0 .545 .82 1.50 .245 .463 .248 2.61 .459 -.082 1 4 NCB 004 1845 1998 154 6 1 .473 .43 1.27 .215 .723 .309 2.56 .355 .005 2 5 NCB 009 1854 1998 145 5 1 .614 .97 2.10 .393 .739 .230 2.68 .431 -.095 1 6 NCB 012 1899 1998 100 4 0 .592 .77 3.01 .362 .576 .267 2.87 .419 -.034 1 7 NCB 013 1852 1998 147 5 0 .695 .44 1.05 .221 .767 .265 2.46 .334 -.024 2 8 NCB 015 1890 1998 109 4 0 .676 .63 1.58 .284 .750 .242 2.84 .463 -.022 2 9 NCB 016B 1877 1998 122 4 0 .686 1.27 2.80 .549 .744 .230 2.59 .419 -.018 1 10 NCB 017B 1847 1998 152 6 0 .630 .70 2.73 .413 .782 .271 2.80 .362 -.030 1 11 NCB 022 1873 1998 126 5 0 .644 .55 2.04 .227 .746 .203 2.58 .322 -.053 3 12 NCB 023 1863 1999 137 5 0 .650 .88 2.05 .457 .839 .222 2.60 .411 -.038 1 13 NCB 024 1886 1998 113 4 0 .605 1.25 3.67 .766 .808 .271 2.66 .417 -.001 1 14 NCB 025B 1849 1998 150 6 1 .733 .76 1.70 .377 .780 .262 2.50 .378 -.090 1 15 NCB 027B 1859 1998 140 5 0 .615 .49 1.35 .264 .787 .274 2.71 .511 -.074 1 16 NCB 029 1785 1998 214 7 3 .536 .49 1.20 .215 .761 .234 2.70 .443 -.048 1 17 NCB 030 1853 1998 146 5 0 .687 .89 2.25 .512 .768 .325 2.51 .389 -.036 1 18 NCB 032 1805 1998 194 7 0 .559 .55 1.59 .220 .719 .215 2.63 .316 .010 1 19 NCB 036 1815 1998 184 7 1 .502 .39 1.30 .226 .832 .229 2.71 .427 -.015 1 20 NCB 037A 1888 1998 111 4 0 .435 1.05 2.26 .381 .678 .234 2.60 .462 .005 2 21 NCB002 1843 1999 157 6 0 .656 1.02 2.42 .436 .764 .225 2.75 .443 -.036 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2948 107 7 .606 .73 3.67 .348 .742 .252 2.97 .414 -.034