In Mexico City, only 55-60% of the population owns a telephone. The number drops to less than 50% in Guadalajara and Monterey, and 35% or lower in other cities. This will complicate the task of market researchers hoping to use a telephone survey to obtain a ________ of the Mexican population.

Question

Quizplus · Accepted Answer

A probability sample requires that every member of the population has a known and non-zero chance of being selected. With low telephone ownership, it would be difficult to ensure this in a telephone survey.

In Mexico City, Only 55-60% of the Population Owns a Telephone