The first question on this page gives you a proportion or percentage and asks you to find the corresponding percentile from a set of climatic data.

Climate in Samaru, Nigeria

This exercises asks questions about the climate in Samaru in Northern Nigeria based on climatic records from 1928 to 1983.

Repeat with a few questions.

From rates and return periods

The next exercise also asks you to find percentiles but the questions are expressed in terms of a mixture of percentages, rates and return periods.

Use the information provided in each question to find the relevant percentile from the distribution.

Repeat with several questions to try a mixture of different question types.