Melissa bought 18 cupcakes and 2 gallons of fruit punch for her valentine party if the cupcakes cost $0.33 each and the punch cost $2.78 gallon estimate the cost of the cupcakes round to the nearest dollar?

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Convert 2000 swiss francs to dutch guilders

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3