The mean is the most commonly used measure of average close. To calculate the mean, add the values together and divide the total by the number of values. If you place a set of numbers in order, the ...

How to work out the range, mean and median to help your child with their homework HOMESCHOOLING is here yet again as the UK endures its third national lockdown. But while it's safer for children to ...

How do I record and display data? Learn about different ways to collect information, including tally tables, bar charts and pie charts. How can data be displayed? Take a look at some other ways to ...

Averages are used all the time in finance, usually to justify performance (above average'). However, as an investor, youshould realise there are several ways to calculate an average.The three most ...