Histograms &amp; Frequency Tables

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# Histograms &amp; Frequency Tables - PowerPoint PPT Presentation

Histograms &amp; Frequency Tables. By Mr. Chancellor. Let say there was pitcher who has been pitching since 1995. the 2009 season will be his 15 th season pitching for one team and his 17 th overall. The following numbers are the wins he had earned each year of his career.

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## PowerPoint Slideshow about 'Histograms &amp; Frequency Tables' - edward-velez

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Presentation Transcript

### Histograms & Frequency Tables

By Mr. Chancellor

Let say there was pitcher who has been pitching since 1995. the 2009 season will be his 15th season pitching for one team and his 17th overall. The following numbers are the wins he had earned each year of his career.

1992 2008

• 8,6,16,14,12,17,6,6,9,11,11,12,16,7,17,10
• Histogram is a graph that displays data from a frequency table. A histogram has one bar for each interval of the table that contains the data values. The length of the bar indicates the frequency of the interval
What is a Frequency Table and a Histogram?

• Decide how many classes will be in your frequency table.
• Count the number of data points that fall into each class.
• Create a title for your frequency table that accurately describes the data

8,6,16,14,12,17,6,6,9,11,11,12,

16,7,17,10

Step 1 Step 2 Step 3

Interval Tallies Frequency

6 - 9 wins IIIIII 6

10 – 13 wins IIIII 5

14 – 17 wins IIIII 5

How to make a Frequency Table

6 - 9 wins IIIIII 6

• 10 – 13 wins IIIII 5
• 14 – 17 wins IIIII 5
Circle Graph