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The mean of the distribution is 100 and the SD is 15 What is the probability that a randomly selected student from this population would

The mean of the distribution is 100 and the SD is 15

What is the probability that a randomly selected student from this population would have an IQ score of 115 or greater?

-Calculate the z-score

-Approximately 0.16

-16 percent of the total area under the curve in the distribution

What is the probability that students have IQ score of 130 or below?

in the lecture she used a chart with all the z scores and means

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