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Find the indicated probability

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Reference no: EM132227798

a) z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P(z ≤ 1.25) =  

b) Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) 

P(z ≤ -0.22)

 =  

Reference no: EM132227798

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