Measures of central tendency – the arithmetic mean

Subject: Mathematics

Grade: Lower Secondary

Publisher: YDP

Resource types: Class activity

Resource ID: e374
Description:

At the end of this activity, students should be able to:
understand the mean as an indicator of fair allocation
- understand the mean as the 'balancing point' of a data set
- calculate the arithmetic mean for raw data
- calculate the weighted mean
- calculate the arithmetic mean for data in frequency tables
- calculate the arithmetic mean for scaled data
- calculate the arithmetic mean for combinations of sets of data.

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Measures of central... Whiteboard presentation

Consists of...
One-number represen... Student activity Arithmetic mean –... Student activity Arithmetic mean –... Student activity Weighted means Student activity The arithmetic mean... Student activity Scaling the data Student activity Combining data sets Student activity How to lie with means Student activity

Relevant to...

Secondary School

Lower Secondary (Grades 7-9)

Mathematics

Handling Data

39. Measures of central tendency – the arithmetic mean

YDP SA

Keywords

central, measure, mean, data, arithmetic, tendency, weighted, measures, Measures of central tendency - the arithmetic mean

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