Chronology file name : NONE Measurement file name : ME004.RWL Date checked : 31JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1773 Ending year : 1976 Principal investigators: LAURA E. CONKEY Site name : SURGARLOAF MOUNTAIN Site location : MAINE, USA Species information : PCRU RED SPRUCE Latitude : 4502N Longitude : 7019W Elevation : 1097 M Series intercorrelation: 0.456 Avg mean sensitivity : 0.306 Avg standard deviation : 0.134 Avg autocorrelation : 0.600 Number dated series : 36 Segment length tested : 50 Number problem segments: 44 Pct problem segments : 22.56 Are there obvious misdated series? YES Number possible misdated series : 1 Percent misdated series : 2.78 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #6 855032IS MISDATED #3 855021 1900-1976 IS POSSIBLY MISDATED MANY FLAGS = LOW CORRELATIONS WITH MASTER DATA SET COULD BE SIGNIFICANTLY IMPROVED PART 5: CORRELATION OF SERIES BY SEGMENTS: 23:02 Wed 31 JUL 1996 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 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 855011 1863 1976 .19B .28A .39 .36 .36 2 855012 1868 1976 .25A .31A .39 .42 .35 3 855021 1823 1976 .27A .29A .49 .28A .20B .36B .34B 4 855022 1818 1976 .34 .33 .49 .57 .31A .32A .32A 5 855031 1865 1976 -.04B-.02B-.24B-.18B-.19B 6 855032 1859 1976 .03B .00B-.08B-.32B-.32B 7 855041 1838 1976 .42 .51 .62 .60 .24A .27A 8 855042 1839 1976 .34 .30B .33A .42 .47 .46 9 855051 1888 1976 .08B .14B .29B .29A 10 855052 1882 1976 .51 .52 .58 .58 11 855061 1838 1976 .68 .74 .59 .50 .33A .35 12 855062 1830 1976 .57 .65 .67 .63 .71 .73 13 855071 1896 1976 .34 .23A .43 .45 14 855081 1856 1976 .61 .63 .65 .63 .66 15 855082 1832 1976 .44 .49 .56 .62 .54 .57 16 855091 1856 1976 .50 .57 .58 .53 .54 17 855092 1840 1976 .37 .39 .54 .53 .62 .63 18 855101 1848 1976 .75 .76 .57 .41 .66 .69 19 855102 1848 1976 .61 .61 .59 .47 .65 .66 20 855111 1869 1975 .50 .43 .42 .28B .27B 21 855112 1855 1976 .36B .32B .44 .29A .30A 22 855121 1844 1963 .68 .67 .63 .56 .55 23 855131 1882 1974 .27B .30B .34 24 855132 1889 1975 .44 .39 .52 .55 25 855122 1819 1974 .63 .63 .73 .53 .49 .61 26 855151 1795 1976 .38 .33 .67 .70 .57 .52 .59 .59 27 855152 1823 1976 .69 .69 .73 .70 .73 .61 .61 28 855161 1885 1976 .43 .51 .57 .62 29 855162 1850 1976 .45 .55 .55 .52 .55 30 855171 1823 1925 .40 .40 .63 .56 .56 31 855172 1831 1941 .57 .79 .78 .48 32 855181 1829 1976 .50 .58 .56 .70 .79 .82 33 855182 1832 1976 .44 .54 .58 .65 .67 .67 34 855191 1816 1976 .44 .49 .39 .32A .55 .56 .59 35 855192 1773 1976 .32B .26B .43 .47 .44 .58 .49 .50 36 855072 1913 1976 .61 .53 .48 PART 7: DESCRIPTIVE STATISTICS: 23:02 Wed 31 JUL 1996 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 855011 1863 1976 114 5 2 0.292 0.26 1.19 0.180 0.813 0.237 2.19 0.410 0.000 1 2 855012 1868 1976 109 5 2 0.314 0.25 0.89 0.116 0.777 0.204 1.98 0.354 0.015 2 3 855021 1823 1976 154 7 6 0.293 0.18 0.80 0.080 0.272 0.271 2.36 0.358 0.054 1 4 855022 1818 1976 159 7 3 0.407 0.20 0.68 0.105 0.712 0.291 2.28 0.434 -0.014 1 5 855031 1865 1976 112 5 5 -0.093 0.12 0.38 0.061 0.708 0.291 1.95 0.300 -0.026 1 6 855032 1859 1976 118 5 5 -0.077 0.11 0.30 0.047 0.576 0.297 2.04 0.401 0.005 1 7 855041 1838 1976 139 6 2 0.437 0.18 0.58 0.114 0.785 0.328 2.12 0.415 -0.038 1 8 855042 1839 1976 138 6 2 0.364 0.18 0.58 0.109 0.769 0.312 1.99 0.328 -0.021 1 9 855051 1888 1976 89 4 4 0.214 0.28 0.95 0.156 0.456 0.315 2.46 0.471 0.014 2 10 855052 1882 1976 95 4 0 0.543 0.26 1.20 0.176 0.542 0.329 2.20 0.390 0.037 1 11 855061 1838 1976 139 6 1 0.524 0.29 0.51 0.080 0.364 0.243 2.01 0.414 -0.033 1 12 855062 1830 1976 147 6 0 0.643 0.25 0.78 0.105 0.565 0.254 2.09 0.336 -0.012 1 13 855071 1896 1976 81 4 1 0.347 0.14 0.41 0.068 0.453 0.343 2.18 0.360 -0.010 1 14 855081 1856 1976 121 5 0 0.629 0.25 0.82 0.150 0.648 0.330 2.23 0.401 -0.003 1 15 855082 1832 1976 145 6 0 0.537 0.21 0.81 0.120 0.498 0.303 2.46 0.461 0.050 1 16 855091 1856 1976 121 5 0 0.523 0.33 0.87 0.158 0.350 0.375 1.97 0.340 -0.030 1 17 855092 1840 1976 137 6 0 0.491 0.22 1.49 0.165 0.809 0.311 1.94 0.327 -0.010 2 18 855101 1848 1976 129 6 0 0.641 0.29 0.84 0.135 0.677 0.257 2.10 0.416 0.021 1 19 855102 1848 1976 129 6 0 0.604 0.25 0.67 0.107 0.542 0.286 2.19 0.359 0.050 1 20 855111 1869 1975 107 5 2 0.384 0.13 0.33 0.052 0.450 0.344 1.90 0.280 -0.023 1 21 855112 1855 1976 122 5 4 0.366 0.26 1.24 0.219 0.677 0.445 2.39 0.447 -0.067 1 22 855121 1844 1963 120 5 0 0.572 0.25 0.75 0.110 0.513 0.307 2.04 0.297 -0.066 1 23 855131 1882 1974 93 3 2 0.321 0.26 0.89 0.145 0.657 0.344 2.36 0.451 -0.101 1 24 855132 1889 1975 87 4 0 0.471 0.26 0.49 0.088 0.429 0.262 2.11 0.449 -0.015 1 25 855122 1819 1974 156 6 0 0.591 0.24 0.55 0.097 0.576 0.263 2.19 0.383 0.006 1 26 855151 1795 1976 182 8 0 0.527 0.35 1.30 0.211 0.624 0.298 2.39 0.500 -0.081 1 27 855152 1823 1976 154 7 0 0.666 0.27 0.54 0.108 0.641 0.255 2.08 0.412 0.010 2 28 855161 1885 1976 92 4 0 0.521 0.62 1.54 0.344 0.669 0.402 1.95 0.401 -0.061 1 29 855162 1850 1976 127 5 0 0.517 0.24 0.84 0.151 0.752 0.306 2.11 0.410 -0.036 1 30 855171 1823 1925 103 5 0 0.477 0.30 1.20 0.196 0.424 0.365 2.34 0.408 0.027 1 31 855172 1831 1941 111 4 0 0.545 0.28 1.73 0.280 0.455 0.347 2.13 0.444 -0.009 2 32 855181 1829 1976 148 6 0 0.599 0.25 0.94 0.148 0.744 0.316 2.14 0.386 0.032 1 33 855182 1832 1976 145 6 0 0.525 0.22 0.94 0.117 0.626 0.277 2.26 0.384 0.033 1 34 855191 1816 1976 161 7 1 0.447 0.22 1.13 0.192 0.717 0.365 2.34 0.404 0.008 1 35 855192 1773 1976 204 8 2 0.425 0.16 0.60 0.092 0.597 0.320 2.28 0.409 -0.029 1 36 855072 1913 1976 64 3 0 0.510 0.18 0.43 0.084 0.443 0.313 2.32 0.526 -0.029 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4552 195 44 0.456 0.24 1.73 0.134 0.600 0.306 2.46 0.396 -0.009