Question #340624


P(−1.2≤z≤1.2)


1
Expert's answer
2022-05-16T17:40:58-0400
P(1.2Z1.2)=P(Z1.2)P(Z<1.2)P(-1.2\le Z\le 1.2)=P(Z\le1.2)-P(Z<-1.2)

=0.884930.11507=0.7699=0.88493-0.11507=0.7699


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