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9. Scores on the Graduate Management Association Test (GMAT) are normally distributed. The mean score for...

9. Scores on the Graduate Management Association Test (GMAT) are normally distributed. The mean score for 2007-2008 was 540, with a standard deviation of 100. A total of 10,000 people took the test.

  1. Find the number of people who scored between a 500 and 700.

  2. Find the number of people who scored greater than 720.

5. Find a z-score such that 33% of the area under the curve is to the left of z. 6. Find a z-score such that 8% of the area under the curve is to the right of z.

6. Find a z-score such that 8% of the area under the curve is to the right of z.

Math   Statistics-And-Probability   
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