A mutual fund has 20 stocks in its portfolio. On a given day 9 stocks move up, 3 stay the same, and 8 move down.
A mutual fund has 20 stocks in its portfolio. On a given day 9 stocks move up, 3 stay the same, and 8 move down. In how many ways could this happen?
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We can use the formula for permutations with ra tition to f...
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Authors: Marcia Cornett, Patricia McGraw, Anthony Saunders
8th edition
978-0078034800, 78034809, 978-0071051590
