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C.dubia-Trap002-7/94 <br />Program run on 07-21-1994 at 11:49:50 <br />RESULTS CALCULATED USING THE BINOMINAL METHOD <br />CONC. NUMBER NUMBER PERCENT <br /> <br />-- EXPOSED DEAD <br />---------- DEAD <br />----------- <br />------- <br />100 --------------- <br />20 ---- <br />0 0.00 <br />75 20 0 0.00 <br />50 20 1 5.00 <br />25 20 0 0.00 <br />12.5 20 2 10.00 <br />AT A CONFIDENCE LEVEL OF 95 PERCENT, THE BINOMIAL TEST <br />SHOWS THAT THE LC50 IS ABOVE 100 <br />BINOMIAL <br />PROB.(PERCENT) <br />------------------ <br />LESS THAN 0.001 <br />LESS THAN 0.001 <br />0.0020 <br />LESS THAN 0.001 <br />0.0201 <br />THE USEFULNESS OF ANY LC50 CALCULATED FROM THIS SET OF DATA <br />IS QUESTIONABLE BECAUSE A CONCENTRATION-EFFECT RELATIONSHIP <br />HAS NOT BEEN DEMONSTRATED OVER A REASONABLE RANGE (e.g. <br /><37 TO>63 OF PERCENT DEAD <br />NEITHER THE APPROXIMATE LC50 CALCULATION NOR THE MOVING <br />AVERAGE METHOD CAN BE USED WITH THIS SET OF DATA. <br />EITHER THE HIGHEST CONCENTRATION KILLED LESS THAN 50 <br />PERCENT OR THE LOWEST KILLED MORE THAN 50 PERCENT. <br />IF THE PROBIT SLOPE IS NEGATIVE, ENTER THE DATA AGAIN <br />USING THE NUMBER ALIVE INSTEAD OF THE NUMBER DEAD. <br />RESULTS CALCULATED USING THE PROBIT METHOD <br />------------------------------------------------------------------------------- <br />GOODNESS OF FIT <br />ITERATIONS G H CHI-SQUARE PROBABILITY <br />------------------------------------------------------------------------------- <br />4 1.626 1.000 2.859 0.414 <br />SLOPE _ -1.350766 <br />95 PERCENT CONFIDENCE LIMITS = -3.073028 AND .3714954 <br />LC50 = 1.208597 <br />95 PERCENT CONFIDENCE LIMITS = 0 AND 7.172135 <br />LCl = 63.75127 <br />95 PERCENT CONFIDENCE LIMITS = 25.83894 AND + INFINITY <br />COMPARE RESULTS WITH ORIGINAL DATA TO SEE IF THEY ARE <br />REASONABLE. <br />COMMERCIALTESTING & EN GINEE RING CO. <br />Original Capy Waiermarkee <br />For Your Proieciion <br />F466 <br />LTA <br />