In the following sample size formula, what percent level of accuracy is desired? 2.58^2/n=(90x10)/5^2

In the following sample size formula, what percent level of accuracy is desired?
2.58^2/n=(90x10)/5^2 



A) 0%
B) 5%
C) 9%
D) 3%
E) 0.025


Answer: B


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