Transcript
Page 1: Creating a Box-and-Whisker Plot

Creating a Box-and-Whisker Plot

O To create your own box-and-whisker plot, you must first find the following values. Lowest

ValueLower QuartileMedianUpper QuartileHighest Value173 , 179 , 181 , 198 , 206 , 239 , 246 , 251 , 257

, 261 , 295

173

295

239181

257

Page 2: Creating a Box-and-Whisker Plot

Creating a Box-and-Whisker Plot

O To create your own box-and-whisker plot, you must first find the following values. Lowest

ValueLower QuartileMedianUpper QuartileHighest Value

173

295

239181

257

Page 3: Creating a Box-and-Whisker Plot

Creating a Box-and-Whisker Plot

O Let’s try another example…Lowest ValueLower QuartileMedianUpper QuartileHighest Value15 , 20 , 25 , 30 , 40 , 55 , 60 , 70

15

70

(30 + 40) ÷ 2 = 35(20 + 25) ÷ 2 = 22.5

(55 + 60) ÷ 2 = 57.5

Page 4: Creating a Box-and-Whisker Plot

Creating a Box-and-Whisker Plot

O Let’s try another example…Lowest ValueLower QuartileMedianUpper QuartileHighest Value

15

70

(30 + 40) ÷ 2 = 35(20 + 25) ÷ 2 = 22.5

(55 + 60) ÷ 2 = 57.5

70

Page 5: Creating a Box-and-Whisker Plot

Try the next example on your own.

Lowest ValueLower QuartileMedianUpper QuartileHighest Value0 , 1 , 2 , 3 , 6 , 6 , 7 , 7

0

7

(3 + 6) ÷ 2 = 4.5(1 + 2) ÷ 2 = 1.5

(6 + 7) ÷ 2 = 6.5

0 7


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