Finding the Average from a Grouped Frequency Table

Finding the Average from a Grouped Frequency Table

Assessment

Interactive Video

Mathematics

10th - 12th Grade

Hard

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The video tutorial covers a paper 1H from the summer 2018 series, focusing on solving questions using effective techniques. It begins with an introduction to the paper and the methods that help students achieve maximum marks. The tutorial then addresses Question 1, explaining how to determine the modal class by identifying the highest frequency. It continues with a detailed walkthrough of calculating the mean weight of parcels, including finding midpoints, multiplying by frequency, and dividing by total frequency to get the average. The tutorial emphasizes understanding the allocation of marks and practicing methods for exam success.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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