Describe the parameter of interest in words. (You can use the symbol to represent this parameter.)

Describe the parameter of interest in words. (You can use the symbol π to represent this  parameter.)

A reporter for International Business Times took the Pew survey results and wrote that more than 1 in 10 cell phone users in the U.S. has engaged in such fake cell phone use in the past 30 days. Notice that the reporter’s claim is about the population of all cell phone users in the U.S. In the following questions, we will investigate whether the survey results provide evidence that more than 1 in 10 cell phone users have faked cell phone calls in the last 30 days.