Chronology file name : AK036.CRN Measurement file name : AK036.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1734 Ending year : 1997 Principal investigators: Andrea Lloyd Site name : Eagle Summit below treeline Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : 6530 Longitude : -14520 Elevation : 945M Series intercorrelation: 0.509 Avg mean sensitivity : 0.236 Avg standard deviation : 0.181 Avg autocorrelation : 0.763 Number dated series : 17 Segment length tested : 50 Number problem segments: 12 Pct problem segments : 11.76 PART 5: CORRELATION OF SERIES BY SEGMENTS: ak036.rwl 13:39 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 E1 1838 1997 .60 .54 .50 .47 .38 .42 2 E10 1851 1997 .55 .64 .76 .75 .70 3 e16-a 1799 1997 .28B .34 .24B .04B .15B .53 .57 .41 4 E5B 1861 1997 .34 .59 .51 .57 .40 5 E21 1833 1997 .19B .50 .51 .46 .43 .39 6 E18A 1851 1997 .32A .37 .47 .35 .25A 7 E17-A 1835 1997 .39 .61 .70 .76 .68 .55 8 E14ANEW 1756 1997 .22A .30A .34 .26B .40 .68 .85 .71 .51 9 E4 1860 1997 .52 .61 .71 .81 .79 10 E11 1847 1997 .55 .53 .76 .82 .73 .53 11 E2 1872 1997 .71 .72 .57 .44 .65 12 E7A 1845 1997 .68 .66 .65 .76 .57 .41 13 E23 1830 1997 .53 .59 .74 .71 .45 .36 14 E22 1860 1997 .56 .67 .81 .76 .64 15 E19 1840 1997 .38 .51 .55 .71 .69 .55 16 E12A 1879 1997 .69 .84 .67 .55 17 E9-1 1734 1997 .27B .29B .37 .51 .62 .79 .83 .71 .55 Av segment correlation .25 .29 .35 .43 .50 .61 .68 .61 .51 PART 7: DESCRIPTIVE STATISTICS: ak036.rwl 13:39 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 E1 1838 1997 160 6 0 .505 .37 .84 .180 .855 .212 2.66 .358 .036 1 2 E10 1851 1997 147 5 0 .665 .63 1.52 .319 .906 .194 2.43 .398 -.038 1 3 e16-a 1799 1997 199 8 4 .288 .13 1.16 .089 .140 .278 3.02 .318 .002 1 4 E5B 1861 1997 137 5 0 .416 .28 .84 .160 .680 .289 2.78 .477 -.022 1 5 E21 1833 1997 165 6 1 .331 .27 .66 .154 .842 .261 2.70 .321 -.040 3 6 E18A 1851 1997 147 5 2 .329 .22 .80 .132 .768 .236 3.02 .534 -.041 1 7 E17-A 1835 1997 163 6 0 .570 .23 .68 .111 .809 .228 2.60 .399 -.002 2 8 E14ANEW 1756 1997 242 9 3 .438 .24 .78 .123 .803 .224 2.84 .482 -.071 2 9 E4 1860 1997 138 5 0 .670 .51 1.59 .309 .845 .236 2.67 .419 -.039 1 10 E11 1847 1997 151 6 0 .604 .56 1.33 .248 .840 .193 2.58 .449 -.052 1 11 E2 1872 1997 126 5 0 .591 .49 1.27 .200 .716 .246 2.69 .429 -.043 1 12 E7A 1845 1997 153 6 0 .570 .40 1.26 .244 .874 .230 2.75 .483 -.034 2 13 E23 1830 1997 168 6 0 .542 .46 1.20 .268 .826 .248 2.56 .378 -.039 3 14 E22 1860 1997 138 5 0 .653 .37 .71 .150 .760 .218 2.47 .373 -.042 1 15 E19 1840 1997 158 6 0 .502 .32 .77 .151 .829 .219 2.68 .427 -.025 1 16 E12A 1879 1997 119 4 0 .646 .38 .69 .150 .651 .254 2.52 .460 -.012 1 17 E9-1 1734 1997 264 9 2 .513 .26 .80 .167 .866 .241 2.65 .457 -.053 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2775 102 12 .509 .35 1.59 .181 .763 .236 3.02 .421 -.032