Example 7: Use a tree diagram to find the possible three-digit numbers than can be written using only the digits 1, 2, and 3. Assume repeated digits are NOT allowed. [Note: This process will be referred to as "without replacement".] Part I: Part II: Part III: Select the first digit Select the second digit Select the third digit

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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**Example 7**: Use a tree diagram to find the possible three-digit numbers that can be written using only the digits 1, 2, and 3. Assume repeated digits are NOT allowed. 

[Note: This process will be referred to as "without replacement."]

**Part I:** Select the first digit  
**Part II:** Select the second digit  
**Part III:** Select the third digit
Transcribed Image Text:**Example 7**: Use a tree diagram to find the possible three-digit numbers that can be written using only the digits 1, 2, and 3. Assume repeated digits are NOT allowed. [Note: This process will be referred to as "without replacement."] **Part I:** Select the first digit **Part II:** Select the second digit **Part III:** Select the third digit
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