(1 point) A poll is taken in which378

378out of600

600randomly selected voters indicated their preference for a certain candidate.

(a) Find a99

99% confidence interval forp

p.

p

p

(b) Find the margin of error for this99

99% confidence interval forp

p.

(c) Without doing any calculations, indicate whether the margin of error is larger or smaller or the same for an 80% confidence interval.

A.smaller

B.larger

C.same

[1 point) A poll is taken in which 378 out of 600 randomly selected voters indicated their preference for a certain candidate. (a) Find a 99% condence interval for p. S p S (b) Find the margin of error for this 99% condence interval for p. (0) Without doing any calculations, indicate whether the margin of error is larger or smaller or the same for an 30% condence interval. 0 A. smaller 0 B. larger 0 C. same