Also, get solved examples of calculating mean for grouped and ungrouped data using direct mean formula and assumed mean method. ByPragya Sagar. Oct 11, 2023, 11:10 IST.

Learn about calculating averages from grouped data with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

GCSE; AQA; Analysing data - AQA Averages from a grouped table. In statistics there are three types of average: the mean, the median and the mode. Measures of spread such as the range and the ...