What is the margin of error for a yes/no survey of 200 people with a proportion of 65% who answered "yes"?

Select one of the options below as your answer:

A.
±3.37%

B.
±5.06%

C.
±6.75%

D.
±8.43%

E.
±10.12%

Question

What is the margin of error for a yes/no survey of 200 people with a proportion of 65% who answered "yes"?

Select one of the options below as your answer:



A.
±3.37%




B.
±5.06%




C.
±6.75%




D.
±8.43%




E.
±10.12%

amistre64 · Answer

$$E=\sqrt{\frac{pq}{n}}$$

amistre64 · Answer

in this case, p = .65,  q = 1-p,  and the (n)umber of the sample size is 200