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# Guessing the Graph

##### Age 14 to 16Challenge Level

Can you find a quadratic curve that roughly fits Data Set A?
Where do you think the maximum point of the curve would be?
Consider how to turn the graph of $y=x^2$ upside down, move it up the axis, and 'squash' it to match the data.
This spreadsheet might be useful for trying out equations and seeing how closely they match the real data.