GCSE Secondary Maths Age 13-17 - Probability & Statistics: Histograms and Frequency Density - Explained

The video tutorial explains how to interpret and use histograms to calculate frequencies and estimate the lower quartile of a dataset. It covers the relationship between the area of histogram bars and frequency, demonstrates filling a frequency table, and guides on finding the lower quartile using the total number of students.

Describe the method used to determine the frequencies for the histogram.

What are the two methods to calculate the position of the lower quartile?

What is the lower quartile of the times taken to finish the puzzle?