# Find the First and Third Quartiles

Find the first and third quartiles, Q1 and Q3, of the following set of numbers.

13, 7, 15, 13, 13, 12, 9, 11, 19, 9

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Solution

The first quartile of a group of values is the value such the 25% of the values fall at or below this value. The third quartile of a group of values is the value such that 75% of the values fall at or below this value. The ...

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The solution provides detailed instructions and explanations on how to find the first and third quartiles.

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