exercises

Multi-select
1.- Select which of these parameters are measures of dispersion
a) Range
b) Coefficient of variation
c) Mean deviation
d) Mean


2.- Select which of these parameteres are measures of location
a) Mode
b) Median
c) Standard deviation
d) All of the others


3.- The students of a 3rd of ESO class did a Mathematics exam and the marks were:

 xi  fi
 0  2
 1  2
 2  1
 3  3
 4  6
 5  7
 6  3
 7  2
 8  1
 9  1
 10  2

 Calculate the mean, median, mode, range, MD, SD and variance.

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