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?

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

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

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

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

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