how do you work out the mean?

Genya

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Add all the data values together then divide by the number of values. So the mean of 5, 7 and 4 is 5.33. (5+7+4)=16 16/3 = 5.33

ianmoth

11 February 2012

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finding the mean on frequency charts

can you explain how to find the mean of a frequency chart using (x f and fx) with three colums in a chil friendly way !

Andrina

mean what dose this mean

Isobel

Why doesn't it hold if the function isn't differentiable?

Sammy-Jo

I keep on getting confused

Marcy