If you determine that for the graph of a std. normal distribution, the cumulative area to the left of a z score is 0.4, what is the cumulative area to the right?
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Expert's answer
2010-10-10T18:12:37-0400
The area under the graph of the normal distribution function equals to the probability. The total probability (total area) equals to 1.Thus cumulative area to the right of z-score would be 1 - 0.4 = 0.6
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