1. P(Z>β2.4)=1βP(Z<β2.4)==1β0.0082=0.9918;2. P(Z<0.2)=0.5793;3. P(β2.3<Z<β0.98)==P(Z<β0.98)βP(Z<β2.3)==0.1635β0.0107=0.1528;
4. P(Zβ₯0.23)=1βP(Z<0.23)==1β0.5910=0.4090;5. P(β1.23<Z<2)==P(Z<2)βP(Z<β1.23)==0.9772β0.1093=0.8679(from z-table).
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