Answer:
This chance, however, is only about 1 in 154,000 for a typical Pew Research Center survey. ... Telephone numbers for Pew Research Center polls are generated through a ... The key to survey research is to have a random sample so that every type of ... Why don't your surveys ever reflect the opinions of people I know?
Answer:
Vietnam, china, Lao, and Cuba
Explanation:
B) The murder of an on-duty police officer.