## Related questions with answers

Question

Find each probability for a standard normal random variable Z. $P(-2.55 \leq Z \leq 0.48)$

Solution

VerifiedStep 1

1 of 4#### We can find this in several ways.

#### 1. With a TI-83

(or similar calculator),

Select DISTR menu,

then the NORMALCDF command (finds the probability that a normal random variable takes values between my two given numbers.)

Enter $\qquad {\bf -2.55,0.48) [enter]}$

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