Hi all. This question is in a chapter that involves permutations and combinations and I'm a little thrown by it. I can't work out the answer to c)
i have the following for:
I think c) is just 0.25 as well...but have a feeling I'm wrong...or could have a/b. wrong as well! please help! there are no answers in the back of the book.
Agh I know, It's from Paul Newbold and William Carlson's Statistics for Business and Economics...load of absolute cr*p! riddles with mistakes. Thank you very much Plato! No doubt there will be more posts like this in the future!