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Determine whether the variable is qualitative of quantitative

For each of the following:

Determine whether the variable is qualitative or quantitative.
-Gallons of water in a swimming pool. 
-Favorite rock group.
-Favorite breakfast cereal.

The following variables could be quantitative: Gallons of water in a swimming pool. 

Qualitative variables are those that do not take any meaningful numerical values. Thus, qualitative variables, in this case, are: Favorite rock group and favorite breakfast cereal. For more explanations  for statistical solutions, you may visit my course tutor 

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