Chronology file name : BRIT034.CRN Measurement file name : BRIT034.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1873 Ending year : 1984 Principal investigators: Hilam, J. Site name : Bretton Lakes Site location : UK Species information : QUSP OAK Latitude : 5340 Longitude : -130 Elevation : 0M Series intercorrelation: 0.562 Avg mean sensitivity : 0.314 Avg standard deviation : 0.569 Avg autocorrelation : 0.747 Number dated series : 10 Segment length tested : 50 Number problem segments: 1 Pct problem segments : 2.56 PART 5: CORRELATION OF SERIES BY SEGMENTS: brit034.rwl 16:52 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 1850 1875 1900 1925 1950 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BRET03 1873 1984 .67 .66 .70 .64 .49 2 BRET04 1873 1984 .57 .60 .50 .60 .61 3 BRET05 1889 1984 .40 .59 .55 .48 4 BRET07 1901 1983 .60 .53 .61 5 BRET08 1879 1964 .53 .64 .57 6 BRET10 1892 1984 .57 .75 .76 .68 7 BRET11 1877 1983 .67 .74 .61 .61 8 BRET13 1880 1952 .80 .70 .67 9 BRET14 1879 1979 .46 .62 .77 .53 10 BRET15 1882 1984 .43 .60 .46 .47B Av segment correlation .62 .57 .64 .62 .56 PART 7: DESCRIPTIVE STATISTICS: brit034.rwl 16:52 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 BRET03 1873 1984 112 5 0 .587 1.32 3.56 .607 .671 .299 2.64 .479 -.020 1 2 BRET04 1873 1984 112 5 0 .588 .91 3.90 .641 .805 .302 2.67 .524 .068 1 3 BRET05 1889 1984 96 4 0 .474 .77 2.36 .480 .828 .302 2.76 .486 -.030 2 4 BRET07 1901 1983 83 3 0 .587 .74 2.06 .366 .539 .372 2.92 .604 -.075 1 5 BRET08 1879 1964 86 3 0 .522 .79 1.88 .345 .615 .329 2.81 .600 .091 1 6 BRET10 1892 1984 93 4 0 .602 1.18 3.04 .786 .878 .306 2.47 .358 -.077 1 7 BRET11 1877 1983 107 4 0 .626 1.16 3.04 .630 .789 .294 2.65 .484 -.063 1 8 BRET13 1880 1952 73 3 0 .738 .88 2.40 .642 .858 .315 2.57 .591 -.015 1 9 BRET14 1879 1979 101 4 0 .492 .78 1.90 .395 .683 .347 2.63 .440 -.038 1 10 BRET15 1882 1984 103 4 1 .442 1.08 4.08 .740 .792 .291 3.03 .508 .012 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 966 39 1 .562 .97 4.08 .569 .747 .314 3.03 .503 -.014