Ccording to a Harris poll, chocolate is the favorite ice cream flavor for 27% ofAmericans. If a sample of 100 Americans is taken, what is the probability that the sampleproportion of those who prefer chocolate is greater than 0.30?

On saturday a souvenir shop had 125 customers. sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.