Probability Calculation - nPm Notation - One Over Simple Multiplication

Level 1

This math topic focuses on calculating probabilities using the permutation notation (nPm). The problems require evaluating expressions in the form of `1 over (nPm * nPm)` to determine their numerical values. It covers fundamentals of probability and statistics, particularly dealing with permutations and combinations, aiming to enhance problem-solving skills in these areas. The questions present various scenarios requiring the evaluation of probability expressions using permutations, providing multiple-choice answers to reinforce learning of these concepts.

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Probability Calculation - nPm Notation - One Over Simple Multiplication

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


What is the value of this probability expression?

1(5P2)(4P4)\frac{1}{({_5\text{P}_2}) \cdot ({_4\text{P}_4})}

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