Ed "the head" Bedford is a whiz at school and doesn't have to study much. Consequently...
Ed "the head" Bedford is a whiz at school and doesn't have to study much. Consequently he has a lot of extra time on his hands his way home from school and noted that one side was smooth and one side was rough. Ed tossed the button 100 times, and the smooth side came up on top 58 times. (a) Find a 95% confidence interval for p, the probability that the smooth side will come up on a given toss. (b) If we were to assume, as Ed does, that nothing at all is known, a priori, about p, how many tosses would be needed to ensure that Ed's 95% confidence interval for p has a margin of error E .03. . Ed picked up a broken button on the sidewalk on