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  • Perplex
    IB Math AISL
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    Inference & Hypotheses
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    Inference & Hypotheses

    Exam-Style Problems

    IB: 5

    2 problems

    IB: 6

    12 problems

    IB: 7

    8 problems

    Learning Resources

    Thumbnail for Hypothesis Testing and p-values

    Hypothesis Testing and p-values

    Exploring a simplified coin flip example to lay the foundation of null and alternative hypotheses, ​p​-values and significance levels.

    Thumbnail for χ² tests

    χ² tests

    Testing whether observations fit predictions, and whether events are independent, using a χ² distribution.

    Thumbnail for Student's t-test

    Student's t-test

    Using the t-distribution to compare a sample mean to a population mean with unknown variance.

    0 / 2 exercises completed