From her purchased bags, Rachel counted 130 red candies out of 520 total candies. Using a 95% confidence interval for the population proportion, what are the lower and upper limit of the interval?

Arectangle has a perimeter of 20 cm. the length, x cm, of one side of this rectangle is uniformly distributed between 1 cm and 7 cm. find the probability that the length of the longer side of the rectangle is more than 6 cm long.