Use the percentages in Figure 7.3 and the values in Figure 7.4 to answer the following questions:

What percentage of SAT takers score above 600? Below 600? Are the percentages the same?

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Figure 7.4 Normal Curve Showing Means and Standard Deviations for a Variety of Common Scores -30 +20 +30 55 70 85 100 115 130 145 200 300 400 500 600 700 800 63.50 65.50 67.50 69.50 71.50 73.50 75.50 58.23 66.64 75.05 83.46 91.87 100.28 108.69 -20 -10 M +10 IQ score SAT score U.S. adult male height Statistics test scores