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S1 Revision Session – Interpolation, Median, Stem and Leafs, Histograms…

Here’s the presentation from today’s session.

And here’s the exam questions, and the solutions too.

Any questions on it, see me or Daley.

Miss Daley’s Year 12 Statistics – Interpolation

Here’s the example sheet I used today on interpolation. Have a good weekend – shout here if you need help!

Mr Brewin’s Year 12 Stats

Update: here’s a pseudo-equation for working out the median:

Where LCB=Lower Class Boundary, CW= Class Width, M.obs is the observation where the median is going to be, UC.Obs is the Observation at the Upper Class and LC.Obs is the same for Lower Class. Confused? Thought you would be!

Hope that helps!

 

Sorry didn’t get to post this last night. The latest slides [...]

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