SOLUTION: Why is this true? P(z>b)=P(z<-b) for any value of b?

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Question 866851: Why is this true?
P(z>b)=P(z<-b) for any value of b?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Because the function is symmetric about z=0.