From the question, the following are derived:
n = 958
x = 536
(a) We should find the best point estimate of the population proportion P.
Point estimate = sample proportion = p = x/n
= 536/958
= 0.5595
The best point estimate of population proportion p is 0.5595
= 1 - p
= 1 - 0.5595
= 0.4405
