What is the total area under the standard normal curve of -2.25 < z < 1.50?
Choices:
A.The total area is 0.9210 or 92.10% of the normal curve.
B. The total area is 0.2734 or 27.34% of the normal curve.
C. The total area is 0.4878 or 48.78% of the normal curve.
D. The total area is 0.4332 or 43.32% of the normal curve

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