jasmines10 jasmines10 31-01-2020 Mathematics contestada For a standard normal distribution, whieh of the following expressions must always be equal to 1? P(ZS-a)-P(-aszsa)-P(z2 a) Plzs-a)-P(-aszsa)P(z2 a) Plzs-a)*P(-aszsa)- Pizza) P(zs-a)+P(-aszsa)+ P(z2a) Save and Exit