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Speaking Order Seven elementary students are selected to give a 3-minute presentation on what they did during summer vacation. How many different ways can the speakers be arranged?

5040 ways

Intro Stats / AP Statistics

Chapter 4

Probability and Counting Rules

Section 4

Counting Rules

Sampling and Data

Probability Topics

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Lectures

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01:22

These problems involve com…

00:35

These exercises involve di…

00:27

How many different ways ar…

01:30

These exercises involve th…

00:47

These problems involve dis…

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01:15

41–54 These problems invol…

01:00

Tell whether each situatio…

These exercises involve co…

00:31

From a pool of 7 secretari…

00:48

00:38

00:40

Tell whether the question …

04:44

01:10

Work Assignments From a gr…

Every day a student random…

01:45

Use the fundamental princi…

00:51

A business school offers c…

what is given to us in this question, they are saying that seven elementary students are selected to give a three minute presentation on what they did during the summer vacation. So, in how many different ways can the speakers we arranged? There are seven students, right? So in order to arrange seven students 1234567 Let's say this is the first place over here on the left. How many different result possible? Seven for the 2nd 16 Faith 4321 which is nothing but seven factorial. Right. We also know the Formula seven factorial. So this is 7654321 Multiply all of these and what we get is five 040 Right, So seven factorial. We also know the formula. And over here we have 5040 different ways, right? This is our answer.

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