Ask your own question, for FREE!
Mathematics 17 Online
OpenStudy (anonymous):

A survey of 800 people found that 73% of the junk mail sent to homes was thrown away unopened. What is the margin of error? a. 3% b. 6% c. 9.1% d. 17%

OpenStudy (anonymous):

73 100 --- x ----- 800 1

OpenStudy (anonymous):

73 1 <-- Take off any 0's from this and 800 --- x ----- 8 1 73 x 8 = YourAnswer Then round the answer

OpenStudy (anonymous):

9.1% (d)

OpenStudy (anonymous):

Yep! :D

OpenStudy (anonymous):

thanks again! :D

OpenStudy (anonymous):

No problem! :D

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!