19 You are assigned to direct a study on your campus to determine the factors that relate to strong academic performance at the school.

a) Describe how you might select a sample of 100 students for the study.

b) List some variables that you would measure in your study For cacli, provide the scale you would use to measure it, and indicate whether statistical analysis could treat it as (i) qualitative or quantitative. (ii) nominal. ordinal, or interval, (iii) continuous or discrete.