Final answer:
The number of students is a categorical variable, representing groups of students in this context.
Explanation:
The number of students in this scenario represents a categorical variable. Categorical variables are qualitative variables that represent categories or groups.
For example, in this case, the number of students bringing in cans can be categorized into groups like '0 students,' '1-50 students,' '51-100 students,' and so on.
Categorical variables are not continuous and can help in organizing and interpreting data based on different groups.
Learn more about Categorical variables here:
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