GCSE Secondary Maths Age 13-17 - Probability & Statistics: Time/Series Graph - Explained

GCSE Secondary Maths Age 13-17 - Probability & Statistics: Time/Series Graph - Explained

Assessment

Interactive Video

Mathematics, Social Studies

10th - 12th Grade

Hard

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The video tutorial explains how to interpret a time series graph showing the percentage of villagers using a shop from 1980 to 2010. It describes the trend of decreasing usage over time and demonstrates how to predict future usage for 2020 using a line of best fit. The tutorial also discusses the reliability of such predictions, noting that predictions beyond the given data range are uncertain. Finally, it covers the allocation of marks for related exam questions and the usefulness of drawing trend lines.

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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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