point(s) possible es Assume that adults have IQ scores that are normally distributed with a mean of 96.8 and a standard deviation 21.3. Find the first quartile Q, , which is the IQ score separating the bottom 25% from the top 75%. (Hint: Draw a graph.) on ent The first quartile is (Type an integer or decimal rounded to one decimal place as needed.) Gri 1ch t's onte lan and F ible I se O