1. MEASURES OF AVERAGE
http://www.bbc.co.uk/bitesize/ks3/maths/handling_data/measures_average/activity/
2. Mean median mode
Here you will find a complete lesson on central tendency, or mean median mode
http://www.learningupgrade.com/mathelem/mu5_index.htm
3. Central Tendency -Mean, Mode, Median
Another interesting lesson on measures of central tendency
http://www.regentsprep.org/regents/math/algebra/AD2/indexAD2.htm
4. Averages – Play
Shall we play?
http://www.bbc.co.uk/bitesize/secondlevel/mathematics/information_handling/averages/play/
5. Measures of Central Tendency
Practice here
http://www.cimt.plymouth.ac.uk/projects/mepres/book7/bk7i18/bk7_18i3.htm
6. Mean, Median and Mode of a set of data from a frequency table
7. Why do we need the Median? – Example
8. Box and Whisker Plots
http://www.brainingcamp.com/lessons/box-and-whisker-plots/
9. Actividad en Power Point
Estos son los pasos que debes seguir para elaborar el Power Point con los datos recogidos en la encuesta de clase
If you don’t know how to write your survey report, this page will give you some tips for writing a good report