In each of the following cases, compute 95 percent, 98 percent, and 99 percent confidence intervals for the population proportion p.

(a) pp^ = .3 and n = 94 (Round your answers to 3 decimal places.)

(b) pp^ = .2 and n = 348. (Round your answers to 3 decimal places.)

(c) pp^ = .9 and n = 134. (Round your answers to 3 decimal places.)

(d) pp^ = .6 and n = 74. (Round your answers to 3 decimal places.)