Sign In Sign Up Ask an AI advisor
claudiasfandom
claudiasfandom
22.10.2019 • 
Mathematics

Aclass with n kids lines up for recess. the order in which the kids line up is random with each ordering being equally likely. there are three kids in the class named hubert, celia and felicity. the use of the word "or" in the description of the events, should be interpreted as the inclusive or. that is "a or b" means that a is true, b is true or both a and b are true. give an expression for each of the probabilities below as a function of n. simplify your final expression as much as possible so that your answer does not include any expressions of the form (ab). (a) what is the probability that celia is first in line or felicity is first in line? (b) what is the probability that celia is first in line or felicity is last in line? (c) what is the probability that celia is not next to felicity in line? (d) what is the probability that hubert is next to celia or felicity in line? (e) what is the probability that hubert is not next to either celia or felicity in line?

Solved
Show answers

Ask an AI advisor a question

I want advice