For their summer jobs, amanda and julie are babysitting. amanda starts with $250 in her savings account and julie starts with $150 in her savings account. since amanda babysits more, she earns $25 per week while julie earns $50 per week. after how many weeks will they have the same amount of money?

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

2pointswhich of the following appear in the diagram below? check all that apply. d a. zcdeов. сеo c. aéo d. zdce

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set