Question

1. determine whether the following variable is quantitative or categorical: number of books in a library. ○ quantitative ○ categorical

Explanation:

To determine if a variable is quantitative or categorical, we analyze its nature. A quantitative variable takes numerical values that represent quantities (counts or measurements), while a categorical variable represents groups or categories. The "number of books in a library" is a count (e.g., 500, 1000, etc.), which is a numerical value representing a quantity. So it is a quantitative variable.

Answer:

A. Quantitative