This math topic focuses on probability calculations using the combination formula, commonly denoted as nCm or "n choose m." It includes problems that require calculating values of expressions involving the combination operation and simple multiplication. These problems help develop skills in understanding and computing permutations and combinations, which are fundamental concepts in probability and statistics. Each problem is presented with multiple-choice answers, reinforcing the concept through practical examples.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
What is the value of this probability expression?