NOTE: All statistics reported below describe the raw measurement file, not the chronology itself. This file should be viewed with a non-proportional font. Chronology file name : MEXI004.CRN Measurement file name : MEXI004.RWL Date checked : 10NOV94 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1569 Ending year : 1971 Principal investigators: T.H. NAYLOR Site name : SIERRA DEL NIDO SITE B, CHIHUAHUA, MEXICO Site location : MEXICO Species information : PSME DOUGLAS FIR Latitude : 2931N Longitude : 10649W Elevation : 2333 M Series intercorrelation: 0.667 Avg mean sensitivity : 0.375 Avg standard deviation : 0.713 Avg autocorrelation : 0.673 Number dated series : 19 Segment length tested : 50 Number problem segments: 11 Pct problem segments : 6.83 Are there obvious misdated series? YES Number possible misdated series : 2 Percent misdated series : 10.53 Comments: #19 269101 1775-1849 WITH LOW CORRELATION #14 269072 1793-1924, #13 269071 1804-1924 IS DEFINITELY MISDATED RECOMMEND DELETING OR REDATING BOTH CORES 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:31 Thu 10 NOV 1994 Page 2 ----------------------------------------------------------------------------------------------------------------------------------- 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 Interval 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1 269011 1801 1971 - - - - - - - - - .61 .80 .80 .73 .63 .62 - - - - - + 2 269012 1811 1971 - - - - - - - - - .76 .81 .64 .39 .47 .65 - - - - - + 3 269021 1798 1971 - - - - - - - - .59 .61 .70 .72 .68 .67 .65 - - - - - + 4 269022 1762 1971 - - - - - - - .69 .61 .67 .74 .68 .62 .61 .67 - - - - - + 5 269031 1569 1971 .63 .87 .83 .79 .79 .84 .82 .76 .73 .75 .69 .62 .70 .69 .63 - - - - - + 6 269032 1578 1930 .58 .81 .83 .85 .80 .82 .81 .78 .68 .53 .56 .69 .77 .72 - - - - - - + 7 269041 1797 1971 - - - - - - - - .44 .48 .67 .80 .74 .71 .70 - - - - - + 8 269042 1800 1971 - - - - - - - - - .58 .61 .73 .70 .72 .75 - - - - - + 9 269051 1660 1971 - - - .70 .72 .78 .78 .69 .58 .59 .72 .73 .76 .77 .74 - - - - - + 10 269061 1685 1971 - - - - .87 .90 .91 .83 .67 .78 .81 .68 .77 .76 .65 - - - - - + 11 269062 1634 1888 - - .84 .90 .84 .89 .86 .79 .71 .72 .72 .71 - - - - - - - - + 12 269062 1900 1971 - - - - - - - - - - - - - .80 .72 - - - - - + 13 269071 1804 1960 - - - - - - - - - -.03 -.05 .12 .28 .52 .57 - - - - - + ___B ___B ___B ___B 14 269072 1793 1971 - - - - - - - - -.12 -.13 -.10 .01 .16 .38 .65 - - - - - + ___B ___B ___B ___B ___B 15 269081 1853 1971 - - - - - - - - - - - .79 .81 .70 .64 - - - - - + 16 269091 1645 1971 - - .89 .80 .75 .87 .91 .88 .68 .70 .83 .78 .72 .72 .76 - - - - - + 17 269092 1631 1790 - - .83 .83 .83 .85 .77 .73 - - - - - - - - - - - - + 18 269092 1801 1971 - - - - - - - - - .74 .84 .82 .81 .77 .78 - - - - - + 19 269101 1593 1966 .70 .72 .76 .74 .76 .70 .45 .46 .25 .16 .67 .76 .74 .74 .63 - - - - - + ___B ___B 1 PART 7: DESCRIPTIVE STATISTICS: 13:31 Thu 10 NOV 1994 Page 7 ----------------------------------------------------------------------------------------------------------------------------------- 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 269011 1801 1971 171 6 0 0.681 1.86 5.07 0.851 0.816 0.231 1.97 0.280 -0.012 4 2 269012 1811 1971 161 6 0 0.599 2.32 4.87 0.964 0.731 0.279 1.87 0.248 -0.008 1 3 269021 1798 1971 174 7 0 0.653 0.86 2.42 0.457 0.656 0.378 1.91 0.283 -0.020 1 4 269022 1762 1971 210 8 0 0.655 1.58 5.10 0.850 0.696 0.315 2.01 0.404 -0.019 2 5 269031 1569 1971 403 15 0 0.714 0.83 2.60 0.447 0.585 0.377 2.12 0.391 -0.008 1 6 269032 1578 1930 353 14 0 0.713 0.82 2.82 0.465 0.667 0.365 2.13 0.355 -0.027 1 7 269041 1797 1971 175 7 0 0.656 1.29 4.03 0.692 0.741 0.329 1.93 0.290 0.014 1 8 269042 1800 1971 172 6 0 0.683 1.36 3.47 0.694 0.790 0.275 1.88 0.266 -0.024 2 9 269051 1660 1971 312 12 0 0.705 1.27 9.58 1.155 0.769 0.375 2.06 0.322 -0.021 1 10 269061 1685 1971 287 11 0 0.773 1.44 9.98 1.358 0.813 0.361 2.16 0.343 -0.032 1 11 269062 1634 1888 255 10 0 0.777 0.96 4.28 0.705 0.730 0.374 2.01 0.289 -0.031 1 12 269062 1900 1971 72 2 0 0.730 0.54 1.28 0.262 0.316 0.436 1.88 0.324 0.018 1 13 269071 1804 1960 157 6 4 0.232 1.48 3.88 0.779 0.704 0.378 1.92 0.301 -0.001 2 14 269072 1793 1971 179 7 5 0.158 1.95 5.77 0.894 0.512 0.375 2.08 0.267 0.002 1 15 269081 1853 1971 119 4 0 0.710 1.59 3.03 0.486 0.461 0.275 2.00 0.385 0.012 2 16 269091 1645 1971 327 13 0 0.787 1.11 4.77 0.797 0.803 0.433 1.91 0.296 -0.037 2 17 269092 1631 1790 160 6 0 0.790 1.85 4.19 0.735 0.623 0.310 1.85 0.251 -0.057 1 18 269092 1801 1971 171 6 0 0.772 0.62 1.61 0.358 0.477 0.583 1.80 0.270 -0.009 2 19 269101 1593 1966 374 15 2 0.610 0.66 2.09 0.392 0.560 0.508 1.92 0.323 -0.017 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4232 161 11 0.667 1.21 9.98 0.713 0.673 0.375 2.16 0.317 -0.018