Question

a tabela as opiniões de 60 alunos. sobre um filme na escola. calcule as porcentagens telativas as diversas opiniôes e represente- as num grafico de barras

Answer 1

Péssimo
60=100
3=x
60x=300
x=300/60
x=5%

Ruim
60=100
6=x
60x=600
x=600/60
x=10%

Regular
60=100
18=x
60x=1800
x=1800/60
x=30%

Bom
60=100
21=x
60x=2100
x=2100/60
x=35%

Ótimo
60=100
12=x
60x=1200
x=1200/60
x=20%