Practice QuestionsQuestion 3A necklace consisting of 8 beads is to be made in a roundrope. In how many ways can this be done? A committee of 4 is to be formed from 5 students and 4principals. In how many ways can this be done if:o it must contain at least 2 principalso a particular student and a principal must be in thecommittee.

given that 8 beads of necklace we can find this by using

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Math

Probability

A necklace consisting of 8 beads is to be made in a round rope. In how many ways can this be done?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Concept explainers

Counting Principles

In statistics, the counting principle can be said to be the concept in which the quantity of an item is determined. There can be a single item, or a group of items, or items that are related to each other. In every possible set of items, the quantity of the possible item groups or their sorting measures can be determined with counting principles.

Question

A committee of 4 is to be formed from 5 students and 4
principals. In how many ways can this be done if:
o it must contain at least 2 principals
o a particular student and a principal must be in the
committee.

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