Tres paquetes contienen 2/3, 1/5 y 9/10 kg de jabón. Cuanto jabón hay en total?

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

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

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?