Thursday, 22 April 2010

Maths : data handling : mean

We recapped terminology from previous lessons - range, mode, median.

We introduced the concept of the mean and learnt that it can also be known as the average.

We learnt how to calculate the mean of a group of numbers by adding them up and dividing by the number of numbers you started with.

We practised this on the whiteboard with examples of pets, goals scored, etc..

We worked the example questions in NHM orally to make sure we all understood.

We completed p 114 of NHM and went on to the work on means o115.

Finishers created questions in the style of NHM questions for others to do.

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