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What is the margin of error for a yes/no survey of 200 people with a proportion of 65% who answered \"yes\"?. A. ±3.37%. B. ±5.06%. C. ±6.75%D. ±8.43%. E. ±10.12%. *please help*

Respuesta :

[tex] \sqrt{(p*q)/n} [/tex]

where p is the number of positive outcomes (yes) and q is the number of negative outcomes (no).

[tex] \sqrt{(0.65*(1-0.65))/200} [/tex] = 0.0337 or 3.37%

answer is A.