ECZ 2011 · O-Level Paper 2 · Question 10 — Statistics

Answer the whole of this question on a sheet of graph paper. The table below shows the masses of 100 babies at birth, recorded at a hospital. Mass x kg1.5 < x ≤ 2.02.0 < x ≤ 2.52.5 < x ≤ 3.03.0 < x ≤ 3.53.5 < x ≤ 4.04.0 < x ≤ 4.54.5 < x ≤ 5.0Number of babies312202425142

The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.

Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

Have a different question?

Search it — if it is from a past paper or a school mock, chances are we have it worked out, or one that uses the same method.