Question: Help Why does it make sense that the total area under a normal curve is 1? The area under any portion of a normal curve

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Why does it make sense that the total area under a normal curve is 1? The area under any portion of a normal curve is the percentage (in decimal form) of data values that begin and end in that region. Since the entire number line must contain % of X values in any given data set, the total area under the normal curve must equal

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