Michael and imani go out to eat for lunch. part a if their food and beverages cost $25.30 and there is an 8% meals tax, how much is the bill? enter your answer in the box. $ part b if michael and imani add an 18% tip to the bill, what does their lunch cost in total? enter your answer in the box. $

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

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

How do you find the distance of each number from the mean