3. b) the second normal curve c) they are equally spread out d) there is insufficient information to answer the question Determine the indicated interval. For a normal curve with mean 8 and standard deviation 7, identify which of the following intervals will define an area underneath the curve of approximately 0.68 a) from 4.5 to 11.5 b) from 8 to 22 c) from 1 to 15 d) from -6 to 22

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