Normal Distribution

Find the area under the Standard Normal Curve between z = 0 and z = 1.77.

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Find the area under the Standard Normal Curve between z = 0 and z = 0.75.

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Find the area under the Standard Normal Curve between z = 1.23 and z = 1.90.

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Find the area under the Standard Normal Curve between z = 0.24 and z = -1.12.

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Find the area under the Standard Normal Curve between z = -1.46 and z = -1.98.

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Find the area under the Standard Normal Curve to the left of z = 1.31.

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Find the area under the Standard Normal Curve to the right of z = -0.17.

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Find the probability P(-1.43 < z < 0).

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Find the probability P(z < -1.32).

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On a standardized exam, the scores are normally distributed with a mean of 300 and a standard deviation of 25. Find the z-score of a person who scored 260 on the exam.

• -1.6

• 1.6

• .055

• 5.5%