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GCSE Maths histograms

I really need help for this histogram question, even my teacher couldn't explain how to do this image-b5f75e7e-59b9-407f-9e4a-c5984edb96b966938362-compressed.jpg.jpeg

image-b5f75e7e-59b9-407f-9e4a-c5984edb96b966938362-compressed.jpg.jpeg

Reply 1

Kevin De Bruyne

Original post by sayko123

I really need help for this histogram question, even my teacher couldn't explain how to do this image-b5f75e7e-59b9-407f-9e4a-c5984edb96b966938362-compressed.jpg.jpeg

Given no information about frequency density or any frequencies, I would arbitrarily assign a frequency density of a for every 10 small blocks, so the 52.5-55 group has a frequency density of 3.8a. Therefore the frequency of this class is..

The frequency for the second class is...

....

Therefore the median is...