Voter registration

Question

Voter registration records show that 68% of all voters in Indianapolis are registered as Republicans. To test whether the numbers dialed by a random digit dialing device really are random, you use the device to call 150 randomly chosen residential telephones in Indianapolis. Of the registered voters contacted, 73% are registered are registered Republicans. Identify the population and the sample in this question. 

Answer 1

you use the device to call 150 randomly chosen residential telephones in Indianapolis. Of the registered voters contacted, 73% are registered  are registered Republicans---- sample in this question.

 

Voter registration records show that 68% of all voters in Indianapolis are registered as Republicans----Population.