Mathematics, 01.08.2021 02:30, karyssa33

Assume that adults have IQ scores that are normally distributed with a mean of 100.7 and a standard deviation 20.3. Find the first quartile Qy, which is the IQ score separating the bottom 25% from the top 75%. (Hint: Draw a graph.)
The first quartile is O
(Type an integer or decimal rounded to one decimal place as needed.)

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Assume that adults have IQ scores that are normally distributed with a mean of 100.7 and a standard...