The Mathematical Gazette is the original journal of the Mathematical Association and it is now over a century old. Its readership is a mixture of school teachers, college and university lecturers, ...

Four estimates of the current process average are compared in the situation when measurements are made at equal intervals of time and two types of variance components, σ 2 2, the variance of a ...

The simple definition of a mean is that of a numeric quantity which represents the center of a collection of numbers. Here the trick lies in defining the exact type of numeric collection, as beyond ...

In the investment world, it’s common to discuss average rates of return. It’s not sufficient, however, to simply add up historical returns and divide by how many there are. The proper way to calculate ...

Learn about number patterns in arithmetic sequences with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Finding the 𝒏th term of an arithmetic sequence Learn how to find ...