Many people feel that cereal is a healthier alternative than glazed donuts. The data below is the amount of sugar in a sample of cereal that is geared towards children. Estimate the mean amount of sugar in children's cereal using a 95% confidence interval. Amount of sugar (g) in children's cereal: 10,14,12,9,13,13,13,6,15,11,12,15,9 ,10,11,3,12,12.

The tile along the edge of a triangular community pool needs to be replaced? ?

Factor the polynomial expression x6 – x3 – 20

An oil exploration company currently has two active projects, one in asia and the other in europe. let a be the event that the asian project is successful and b be the event that the european project is successful. suppose that a and b are independent events with p(a) = 0.2 and p(b) = 0.8. (a) if the asian project is not successful, what is the probability that the european project is also not successful? (b) what is the probability that at least one of the two projects will be successful? (c) given that at least one of the two projects is successful, what is the probability that only the asian project is successful? (round your answer to three decimal places.)