Question

Observe as notas de Métodos Quantitativos de 20 alunos. 8,0 6,0 7,0 4,0 9,0 7,0 9,0 8,0 7,0 5,0 4,0 3,0 6,0 9,0 8,0 9,0 7,0 6,0 8,0 7,0 Elabore uma tabela
de distribuição de frequência com frequência absoluta, frequência relativa e frequência acumulada.

Answer 1

Nota       fa        fx        fac
3,0           1          5%     1
4,0           2         10%    3
5,0           1         5%      4
6,0           3        15%     7
7,0           5        25%     12
8,0           4        20%     16
9,0           4        20%      20
PORCENTAGEM DE ALUNOS QUE  OBTIVERAM  NOTA MAIOR OU IGUAL A 5,0: 5 + 15 + 25 + 20 + 20 = 85%