Notes: Finding Quartiles & Interquartile range in a Data Set

Step 5: Find the interquartile range by subtracting 3rd and 1st quartile 12-2 = 10 IR= 10 Now you try: Data Set - 5, 8, 12, 14, 1, 0, 19, 6, 17, 18 Step 1: Put the numbers in order from least to greatest ................
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