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short and sweet - excellent!
PROGRAM: INVCHISQ:Input "AREA TO THE LEFT: ",A:Input "DF: ",D:Disp "CRITICAL VALUE: ",solve(chisqcdf(0,X,D)-A,X,0)
short and sweet - excellent!
PROGRAM: INVCHISQ
:Input "AREA TO THE LEFT: ",A
:Input "DF: ",D
:Disp "CRITICAL VALUE: ",solve(chisqcdf(0,X,D)-A,X,0)