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Finding probability and area under a distribution

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1. Find the following probability for the standard normal random variables z
P( -1.5< z < 1.5)

2. Find the area under the standard normal probability distribution between the following pairs of z- scores.
A. Z= 0 and z= 3.00
B. z= 0 and z= 1.00
C. Z = 0 and z = 2.00
D. Z = 0 and z = 0.62
E. z = 0 and z = 0.39

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Solution Summary

This solution answers questions regarding finding probability and area under a distribution.

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1. By symmetry, P( -1.5< z < 1.5)=2P(0<z<1.5)=0.8664 by the standard normal table.

2. The area under ...

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