Chronology file name : ZMB007.CRN Measurement file name : ZMB007.RWL Date checked : 16JAN25 Checked by : NOAA-Paleoclimatology Beginning year : 1896 Ending year : 2000 Principal investigators: Trouet Site name : Choma Site location : Zambia Species information : BRSP ZEBRAWOOD Latitude : .0M - Longitude : 1650 2 Elevation : 1280 Series intercorrelation: 0.029 Avg mean sensitivity : 0.387 Avg standard deviation : 77.578 Avg autocorrelation : 0.391 Number dated series : 8 Segment length tested : 50 Number problem segments: 27 Pct problem segments : 93.10 PART 5: CORRELATION OF SERIES BY SEGMENTS: ZMB007 21:52 Thu 16 Jan 2025 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 1875 1900 1925 1950 1975 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ch09 1933 1999 -.20B-.12B 2 ch10 1901 1999 -.18B .04B .30A 3 ch11 1903 2000 .07B .07B .03B-.01B 4 ch12 1904 1998 -.03B .03B .09B 5 ch13 1897 1999 -.20B-.11B .02B .22A 6 ch17 1931 2000 .13B .08B .07B 7 ch20 1896 2000 .05B .24B .25A .12B .11B 8 ch38 1898 2000 -.11B-.07B .15B .36 .34 Av segment correlation -.09 -.01 .06 .13 .13 PART 7: DESCRIPTIVE STATISTICS: ZMB007 21:52 Thu 16 Jan 2025 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 ch09 1933 1999 67 2 2 -.192 189.84 367.00 65.436 .163 .323 2.94 .648 .087 1 2 ch10 1901 1999 99 3 3 .040 141.68 437.00 77.790 .565 .350 2.78 .656 .006 1 3 ch11 1903 2000 98 4 4 .016 124.95 289.00 54.339 .117 .441 2.72 .478 -.019 1 4 ch12 1904 1998 95 3 3 .010 197.27 511.00103.761 .605 .389 2.74 .508 .070 1 5 ch13 1897 1999 103 4 4 -.001 166.38 406.00 91.149 .545 .373 2.91 .516 -.011 1 6 ch17 1931 2000 70 3 3 .122 195.64 319.00 64.902 .097 .365 2.46 .397 -.016 4 7 ch20 1896 2000 105 5 5 .119 162.22 373.00 77.698 .298 .430 2.70 .463 -.008 4 8 ch38 1898 2000 103 5 3 .070 150.85 482.00 78.155 .574 .397 2.66 .432 -.062 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 740 29 27 .029 163.69 511.00 77.578 .391 .387 2.94 .510 .002