# PDFs Probability Density Functions continuous IB HL Maths

**IB HL Maths - Statistics PDFs - continuous variables**This applet allows you to investigate Probability Density Functions (PDFs) Enter a PDF in the f(x) input box and the range it operates on underneath. (note this applet works only for single finite ranges). Click restart to start on Step 1, and Click the next step button to advance.

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