8. Three professors at Northern Kentucky University compared two different approaches to teaching courses in the school of business. At the time of the study, there were 4,300 students in the business school, and 916 students were involved in the study. Demographic data collected on these 916 students included class (freshman, sophomore, junior, senior), age, gender, major and time in hours spent studying for the course. (A) Describe the population of interest. (B) Describe the sample that was collected. (C) Indicate whether each of the variables mentioned is qualitative (nominal or ordinal) or quantitative (discrete or continuous).

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