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<br />****************************** Version 2.5 ****************************** <br />Results calculated using the Summary Method. <br />************************************************************************** <br />Sponsor <br />Species <br />Study Number <br />Dates of test <br />Test Material <br />Concentration Units <br />Report run by <br />Date of report <br />MOUNTAIN COAL <br />DAPHNIA MAGNA <br />304204 <br />8-10-04 to 8-12-04 <br />EFF <br />0 <br />AD <br />OS-31-2004 <br />************************************************************************** <br />50% DILUTION <br />************************************************************************** <br /> Corrected Corrected <br />Concentration Number Number Percent Number Percent <br />( o ) Exposed Dead Dead Dead Dead <br />100.0 20 13 65.0 13 65.0 <br />50.0 20 11 55.0 11 55.0 <br />25.0 20 8 40.0 <br />± 7 35.0 <br />12.5 20 4 20.0 3 15.0 <br />1.9 20 1 5.0 0 0.0 <br />Control 20 1 5.0 0 0.0 <br />************************************************************************** <br /> 95°s Confidence Limits <br />Method <br />---- W LC50 <br />----------------- Lower Upper <br />--------------------------- Slope <br /> <br />Results NOT corrected for Spontaneous Mortality ----------- <br />Binomial 39.71 12.50 100.00 --N/A-- <br />Moving Average * 43.07 23.83 109.40 --N/A-- <br />Probit 45.08 27.25 95.47 1.25 <br />Logit 45.00 27.31 91.57 2.14 <br />--- - - --------- <br />Results corrected - <br />for Spontaneous Mortality ----------- <br />Binomial 42.11 12.50 100.00. --N/A-- <br />Moving Average * 46.86 29.02 103.77 --N/A-- <br />Probit 48.57 32.72 ,84.96 1.69 <br />Logit 48.81 31.56 90.13 2.55 <br />Note -- In order to produce this summary report, no warning or diag- <br />