GCSE Secondary Maths Age 13-17 - Probability & Statistics: Mean and Mode - Explained

The video tutorial explains how to analyze a table of foot lengths for 40 adults. It covers identifying the modal class interval and estimating the mean foot length using mid values. The tutorial provides a step-by-step calculation of frequency and mean, emphasizing the importance of understanding grouped frequency tables. It concludes with a discussion on marks allocation for the question.

What is the modal class interval for the foot lengths of the adults?

How do you calculate the mean foot length from the grouped frequency table?

What mid value would you use for the foot length interval of 16 to 18?

What was the total number of adults surveyed for their foot lengths?

Explain the process of estimating the mean foot length based on the given data.