Question

a cell phone company wants to determine the average amount of data that their smart phone customers use each month. which group would best represent a sample of the population? one thousand of their customers with the most expensive monthly plans one thousand of their customers who most recently signed up with the company one thousand of their customers with a current smart phone data plan one thousand of their customers who called in for technical support one thousand of their customers who called in for technical support

Explanation:

Para determinar el promedio de datos utilizados por los clientes, se necesita una muestra que represente a todos los clientes con planes de datos. Los clientes con planes mensuales costosos, los que se suscribieron recientemente o los que llamaron por soporte técnico son sub - grupos específicos y pueden no ser representativos. Los clientes con un plan de datos actual son más representativos de la población objetivo.

Answer:

C. one thousand of their customers with a current smart phone data plan