Chronology file name : AK044.CRN Measurement file name : AK044.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1784 Ending year : 1996 Principal investigators: Andrea Lloyd Site name : Usibelli below treeline Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : 6354 Longitude : -14840 Elevation : 762M Series intercorrelation: 0.473 Avg mean sensitivity : 0.259 Avg standard deviation : 0.113 Avg autocorrelation : 0.771 Number dated series : 15 Segment length tested : 50 Number problem segments: 25 Pct problem segments : 26.04 PART 5: CORRELATION OF SERIES BY SEGMENTS: ak044.rwl 13:42 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 U-1B 1857 1996 .56 .67 .75 .78 .76 2 U-2A 1866 1996 .48 .49 .48 .43 .47 3 U-3 1842 1996 .44 .50 .63 .64 .71 .66 4 U-4A 1853 1996 .41 .64 .67 .54 .63 5 U-5A 1859 1996 .41 .50 .37 .48 .63 6 U-6 1800 1996 .24B .31B .15B .37 .59 .73 .74 7 U-7 1829 1996 .10B .04B .24B .17B .12B .10B 8 U-8 1794 1996 .14B .19B .38 .37 .38 .52 .67 .69 9 U-9A 1792 1996 .20B .23B .03B .09B .39 .52 .58 .59 10 U-10 1806 1996 .33B .28A .53 .54 .57 .65 .54 11 U-11 1838 1996 .33 .28B .48 .70 .57 .54 12 U-12 1789 1996 .20A .21B .30B .50 .68 .59 .42 .53 13 U-13A 1832 1996 .04B .10B .51 .57 .54 .65 14 U-14 1784 1996 .46 .34 .34 .47 .66 .67 .65 .61 15 U-15 1844 1996 .23B .27B .45 .49 .65 .70 Av segment correlation .25 .26 .25 .34 .51 .55 .57 .59 PART 7: DESCRIPTIVE STATISTICS: ak044.rwl 13:42 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 U-1B 1857 1996 140 5 0 .711 .33 1.26 .205 .821 .277 2.70 .436 -.041 1 2 U-2A 1866 1996 131 5 0 .454 .26 .68 .107 .579 .280 2.77 .506 .010 1 3 U-3 1842 1996 155 6 0 .577 .28 .64 .144 .809 .234 2.54 .431 -.047 1 4 U-4A 1853 1996 144 5 0 .579 .21 .56 .115 .799 .265 2.70 .542 .010 1 5 U-5A 1859 1996 138 5 0 .496 .26 .71 .115 .722 .238 2.61 .429 .003 1 6 U-6 1800 1996 197 7 3 .473 .28 .75 .138 .800 .247 2.73 .430 -.086 1 7 U-7 1829 1996 168 6 6 .166 .17 .48 .094 .836 .265 2.68 .487 -.031 1 8 U-8 1794 1996 203 8 2 .470 .15 .49 .091 .782 .252 2.59 .406 -.016 1 9 U-9A 1792 1996 205 8 4 .365 .16 .48 .092 .827 .284 2.71 .522 .002 1 10 U-10 1806 1996 191 7 2 .485 .24 .52 .139 .871 .240 2.60 .413 -.032 1 11 U-11 1838 1996 159 6 1 .514 .18 .52 .111 .861 .274 2.65 .431 .000 1 12 U-12 1789 1996 208 8 3 .452 .19 .46 .068 .665 .244 2.72 .435 .068 1 13 U-13A 1832 1996 165 6 2 .407 .28 .69 .109 .679 .263 2.54 .350 -.003 2 14 U-14 1784 1996 213 8 0 .540 .19 .47 .100 .766 .272 2.55 .345 -.030 1 15 U-15 1844 1996 153 6 2 .482 .25 .60 .098 .704 .252 2.62 .414 .005 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2570 96 25 .473 .22 1.26 .113 .771 .259 2.77 .436 -.013