Statistics and Probability

2. What percent of the area is between z = - 1.2 and z = 2 ?

1. Check the attached photo for the graph.

2. z = -1.2 corresponds to .3849

z = 2 corresponds to .4772

3. The graph suggests addition:

4. The required area between z = -1.2 and z= 2 is 86.21%

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