a cell phone company wants to determine the average amount of data that their smart - phone customers use…

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?\none thousand of their customers with the most expensive monthly plans\none thousand of their customers who most recently signed up with the company\none thousand of their customers with a current smart phone data plan\none thousand of their customers who called in for technical support
Answer
Brief Explanations:
A good sample should represent the entire population of smartphone customers using data. Customers with the most expensive plans may use more data than average, new - signups may have different usage patterns, and those who called for technical support may not be a typical group. Customers with a current smartphone data plan are a more general and representative subset of all data - using customers.
Answer:
C. one thousand of their customers with a current smart phone data plan