Author Question: According to most professional research firms, which of the following margins of error indicates ... (Read 79 times)

Shelles · **on:** Jul 9, 2018

According to most professional research firms, which of the following margins of error indicates that a sufficiently large sample was used to obtain accurate survey results?

a. plus or minus 3
b. plus or minus 6
c. plus or minus 9
d. plus or minus 12
e. plus or minus 15

Question 2

Because of North Korea's lack of compliance with past agreements, many U.S.

officials are suspicious of the country's recent offer to suspend its nuclear weapons program and allow international inspections in exchange for food from the United States.

Indicate whether the statement is true or false