Question: Using the confusion matrix below, what is the F - measure? table [ [ Class , + , - ] , [ + ,

Using the confusion matrix below, what is the F-measure?
\table[[Class,+,-],[+,420,130],[-,70,180]]
a.,0.76 F-measure 0.79
b.0.63 F-measure 0.66
c. None of these
d.0.80F-measure 0.83
e.,0.59F-measure 0.62
Using the confusion matrix below, what is the F -

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