Explicación paso a paso:
DATOS f
2 2
3 2
4 5
5 6
6 2
8 3
total 20
para halar la media M = ( 2*2 + 2*3 + 5*4 + 6*5 + 2*6 + 3*8 ) / 20
M = ( 4 + 6 + 20 + 30 + 12 + 24 )/20
M = 96/20
M = 4.8
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Explicación paso a paso:
DATOS f
2 2
3 2
4 5
5 6
6 2
8 3
total 20
para halar la media M = ( 2*2 + 2*3 + 5*4 + 6*5 + 2*6 + 3*8 ) / 20
M = ( 4 + 6 + 20 + 30 + 12 + 24 )/20
M = 96/20
M = 4.8