A survey asked, "Which leg do you put into your trousers first?" Of the 2,710 Americans surveyed, 1,138 said left, and 1,572 said right.

(a) Determine the sample proportion of Americans who put their left leg into their trousers first. (Round your answer to two decimal places

(b) Determine the sample proportion of Americans who put their right leg into their trousers first. (Round your answer to two decimal places.)

(c) With a 98% level of confidence, find the margin of error associated with the sample proportions. (Round your answer to one decimal place.)