Circumlative Frequency

Circumlative Frequency

1. Plat at the end of the group and not in the middle unlike frequency polygons

2. Join up the plots with a smooth running line it should look like an S if it does not then their must be a mistake

3. Always make sure that when you are finding the inter quartile sketch on the median lower and upper quartile

4. Box plots are related to circumlative frequency so you might have a question on this

5. When finding the frequency rememeber to add on the number that was previous and previous

6. Here is an examle

   • see how it joins up as a an S shape

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