solve them please

) (20 points) Classify each one of the following variables as either measurable (quantitative) or qualitative. If a variable is qualitative, further classify it as either nominal or ordinal. Justify your answer. (No marks will be awarded without a justification.) a- Sex of the children born in 2011. b- Ranking of first year ENGINEERING students. Number of hours of sleep in patients following the administration of a certain anaesthetic substance 1- Healing or not of patients with cancer after medical treatment