1. McDonald's has decided to keep their doors open all night. There are 15 employees that have volunteered for the night shift. a) If a night crew consists of 4 employees, how many different crews are possible? he employees are ranked 1,2, ...,15 in order of competence, how many of b) If t these crews would not have the best employee? c) How many of the crews would have at least 1 of the 5 best employees? d) If one of these crews is selected at random to work on a particular night, what is the probability that the best employee will not work that night?

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31 December, 00:48

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Ahmed Ferguson · Answer 1

A. 3 and there will be 3 employees left

B. i dont understand the question

C. All of them

D. 1/3