standard normal random variable

sarahm

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Joined
Oct 23, 2010
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3
soo.. i missed the class when my teacher went over these questions, and i'm completely confused on how to do them. am i supposed to use the z-table for any of them?

Find a value z subscript 0 of the standard normal random variable z such that:
P(-2<z<z subscript 0=.9710

P(z>or equal to z subscript 0) =.5

P(z> or equal to z subscript 0)= .0057
 
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