## Related questions with answers

Question

Find the probability $P(1 \leq Z \leq 2)$ for a standard normal random variable Z.

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 4We are given the standard normal random variable $Z$. Goal is to calculate the probability $P(1\leq Z\leq2)$. It is not hard to deduce that this probability is equal to the sum of following probabilities:

$P(1\leq Z\leq2)=P(0\leq Z\leq2)-P(0\leq Z\leq1)$

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