Question

the result of a poll showed that the percent of people in a town who oppose the construction of a new bus station is in the interval (0.35,0.43). what is the point estimate for the percent of people in the city who opposed the bus station?

Answer 1

Let the point estimate be x, then
(x - n, x + n) = (0.35, 0.43)
(x - n, x + n) = (0.39 - 4, 0.39 + 4)

Therefore, the point estimate of for the percent of people in the city who opposed the bus station is 0.39 (39%).