Question

Considere o rol (4,4,4,4,5,5,7,7,7,7,7,8,8,9,9,9,10,10,10,10,11,11,12,12,12)
Determine a Frequência total Ft e a frequência relativa F% de cada classe.

Answer 1

Ft = 4+2+5+2+3+4+2+3
Ft = 25
Fr = 4/25, 2/25, 5/25, 2/25, 3/25, 4/25, 2/25, 3/25
= 16%, .....8%,. 20%,. 8%, .12%, 16%, 8%, 12%