This question provides a list of data to the student. They are asked to find the "mode".

Interpreting the elements of a box plot

Reading a value from a simple bar chart.

This question is about correctly interpreting pie charts.

This question is about identifying what types of charts or visual representations of data you can use for different data sets.

Decide whether each of the described sets of data is drawn from a discrete or continuous distribution.

Edit the Python code to make a 3D plot of a surface defined parametrically.

Plot the Fourier series coefficients for a piece-wise linear function.  Write a Python script to reproduce the same figure.

Simplifying expressions from $\frac{x^mx^n}{x^p}$ to $x^{m+n-p}$. 

Calculate the change from a note given two costs.

Some examples of interactive plots illustrating mathematical concepts, supported by Python exercises.

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The number of patients arriving at a dentist’s surgery each afternoon follows
a Poisson distribution, with a mean of four patients per hour.
Calculate the probability that in a particular one-hour period

Asks students to apply laws of logical equivalence to prove the equivalence between two logical statements. The quiz should accept any correct answer (as long as each step is included, with one law per step), and provides detailed feedback on mistakes.

Application of the Poisson distribution given expected number of events per interval.

Finding probabilities using the Poisson distribution.

rebelmaths

The student is given a connected graph and must find a minimum spanning tree.

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Partial differentiation question with customised feedback to catch some common errors.

moment of inertia - cylinder

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Shows how to use the programming extension's preload function to load files from the question resources into the Python or R code runners.

Look at the question's JavaScript preamble.

Calculate the heat losses from a model building based on the U values, dimensions and other parameters specified. In addition calculate the annual running costs and payback period for improvements to the building Fabric.

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moment of inertia - cylinder

rebelmaths

Given a random variable $X$  normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Given a random variable $X$  normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

rebelmaths

set of exercises on double and triple integrals