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  • Perplex
    IB Math AISL
    /
    Descriptive Statistics
    /

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    Descriptive Statistics

    Foundations

    Key exercises

    Track what you need to practice to master this unit.

    Speed Run

    Improve speed and accuracy with a timed multiple-choice quiz.

    Exam-Style Problems

    All Concepts

    IB: 4

    8 problems

    IB: 5

    11 problems

    IB: 6

    16 problems

    IB: 7

    4 problems

    Thumbnail for Population & Data

    Understand the basics of population, data collection, and sampling.

    Population & Data
    Thumbnail for Measuring Center

    Learn different ways to measure the "center," or typical values, of a set of data: mean, median, and mode.

    Measuring Center
    Thumbnail for Quartiles and Box & Whisker Plots

    Learn the concept of dispersion, range, IQR, outliers, and box and whisker plots.

    Quartiles and Box & Whisker Plots
    Thumbnail for Standard Deviation and Variance

    Learn about standard deviation and variance, which we use to measure how tightly or loosely clustered the data is around the mean.

    Standard Deviation and Variance
    Thumbnail for Frequency Tables, Histograms and cumulative frequency diagrams

    In this lesson, we learn about different ways to visualize frequency data, including tables, histograms, and cumulative frequency diagrams.

    Frequency Tables, Histograms and cumulative frequency diagrams
    Thumbnail for Linear Regression

    Regressions of y on x, regressions of x on y, the correlation coefficient r, the rank correlation coefficient rs​, extrapolation and interpolation of data.

    Linear Regression
    Our material on spearman's rank correlation coefficient.
    Spearman's Rank Correlation Coefficient

    Speed Run

    Improve speed and accuracy with a timed multiple-choice quiz.

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