A Survey of 865 Voters in One State Reveals That $0.47 \pm 0.049$

Multiple Choice

A survey of 865 voters in one state reveals that 408 favor approval of an issue before the legislature Construct an approximate 95% confidence interval for the true proportion of all voters in the state who favor approval.

A) $0.47 \pm 0.049$
B) $0.47 \pm 0.034$
C) $0.47 \pm 0.017$
D) $0.47 \pm 0.025$