Let Z Be a Normal Random Variable with Mean 0

question 57

Multiple Choice

Let z be a normal random variable with mean 0 and standard deviation 1.What is P(-2.25 < z < -1.1) ?

• A) 0.3643
• B) 0.8643
• C) 0.1235
• D) 0.4878
• E) 0.5000

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