A cell phone company wants to know if an urbanization of 150 families needs an antenna to improve the cell phone signal in the area. For this, 25 families are surveyed about the number of cell phones they use. Identifies the population, sample, variable, and type of variable.
Accepted Solution
A:
the population is the 150 families in the urbanization that the cell phone company wants to know about. The sample is the 25 families that were surveyed. The variable being studied is the number of cell phones used by each family. This variable is a quantitative discrete variable, as it can take on only non-negative integer values (0, 1, 2, …).