Chronology file name : ND005.CRN Measurement file name : ND005.RWL Date checked : 04AUG96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1676 Ending year : 1990 Principal investigators: MEKO, SIEG Site name : MASONIC ISLAND - BEAR ISLAND Site location : NORTH DAKOTA, USA Species information : QUMA BUR OAK Latitude : 4859N Longitude : 10021W Elevation : 658 M Series intercorrelation: 0.594 Avg mean sensitivity : 0.225 Avg standard deviation : 0.390 Avg autocorrelation : 0.661 Number dated series : 17 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 8.26 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #6 BRI08A, #3 BRI02A HAVE LOW CORRELATIONS ALL FLAGS = LOW CORRELATIONS WITH MASTER VERY GOOD DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 21:23 Sun 04 AUG 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 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BRI01A 1819 1990 .69 .75 .77 .73 .61 .53 .61 2 BRI01B 1785 1990 .24B .49 .81 .74 .73 .73 .65 .64 3 BRI02A 1916 1988 .36 .30A .13B 4 BRI07A 1851 1990 .37 .58 .51 .48 .54 5 BRI07C 1833 1990 .60 .67 .75 .57 .47 .62 6 BRI08A 1782 1988 .58 .71 .72 .52 .26A .30A .28A-.03B 7 BRI08B 1812 1990 .61 .76 .64 .58 .57 .26B .34 8 BRI09A 1906 1990 .73 .69 .69 9 BRI10A 1895 1990 .64 .69 .67 .64 10 BRI11A 1801 1990 .53 .67 .75 .71 .62 .56 .62 11 BRI11B 1860 1990 .49 .66 .66 .55 .55 12 MAI01A 1850 1990 .28A .63 .77 .71 .72 13 MAI01B 1834 1990 .46 .43 .52 .84 .84 .79 14 MAI02A 1835 1990 .50 .54 .63 .74 .72 .54 15 MAI02B 1859 1990 .71 .82 .82 .71 .55 16 MET01A 1697 1990 .72 .79 .78 .74 .72 .73 .74 .69 .68 .68 .59 .60 17 MET01B 1676 1990 .72 .79 .78 .79 .71 .60 .67 .62 .61 .71 .67 .70 PART 7: DESCRIPTIVE STATISTICS: 21:23 Sun 04 AUG 1996 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 BRI01A 1819 1990 172 7 0 0.636 0.98 1.73 0.302 0.702 0.202 1.95 0.345 -0.014 1 2 BRI01B 1785 1990 206 8 1 0.596 1.06 2.17 0.396 0.770 0.205 1.89 0.294 -0.015 1 3 BRI02A 1916 1988 73 3 2 0.316 1.23 2.91 0.652 0.665 0.414 2.21 0.438 -0.023 2 4 BRI07A 1851 1990 140 5 0 0.478 0.88 1.39 0.231 0.607 0.196 2.01 0.396 0.014 1 5 BRI07C 1833 1990 158 6 0 0.588 0.90 1.59 0.310 0.705 0.217 1.97 0.427 -0.013 1 6 BRI08A 1782 1988 207 8 4 0.400 1.23 2.74 0.408 0.626 0.205 2.21 0.359 0.026 1 7 BRI08B 1812 1990 179 7 1 0.529 1.12 2.22 0.362 0.757 0.169 1.97 0.379 -0.014 1 8 BRI09A 1906 1990 85 3 0 0.685 1.39 2.27 0.382 0.456 0.244 1.85 0.353 -0.012 1 9 BRI10A 1895 1990 96 4 0 0.631 1.58 2.53 0.357 0.304 0.219 1.83 0.312 0.004 1 10 BRI11A 1801 1990 190 7 0 0.630 0.94 1.86 0.293 0.614 0.219 2.18 0.370 -0.016 1 11 BRI11B 1860 1990 131 5 0 0.562 0.95 1.95 0.369 0.779 0.198 2.14 0.404 -0.030 1 12 MAI01A 1850 1990 141 5 1 0.597 1.26 2.55 0.546 0.710 0.264 1.89 0.291 -0.034 1 13 MAI01B 1834 1990 157 6 0 0.612 1.43 5.17 0.720 0.588 0.268 2.22 0.315 -0.004 1 14 MAI02A 1835 1990 156 6 0 0.577 1.32 2.89 0.524 0.735 0.223 2.03 0.369 0.002 1 15 MAI02B 1859 1990 132 5 0 0.686 1.26 3.16 0.558 0.766 0.221 2.04 0.410 -0.025 1 16 MET01A 1697 1990 294 12 0 0.690 0.74 2.19 0.266 0.654 0.225 1.99 0.274 0.009 1 17 MET01B 1676 1990 315 12 0 0.682 0.81 2.66 0.316 0.623 0.245 2.18 0.319 -0.018 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2832 109 9 0.594 1.07 5.17 0.390 0.661 0.225 2.22 0.347 -0.008