If the probability that a salesperson's first sales meeting with a customer will result in a sale is 20%, it is from the four different first sales meetings the salesperson makes in one day. 1. The probability that all four will result in a sale? 2. The probability that three of them will result in a sale 3. The possibility that not all of them will result in a sale 4. What are the chances that at least three of them will be sold?

If the probability that a salesperson's first sales meeting with a customer will result in a sale is 20%, it is from the four different first sales meetings the salesperson makes in one day. 1. The probability that all four will result in a sale? 2. The probability that three of them will result in a sale 3. The possibility that not all of them will result in a sale 4. What are the chances that at least three of them will be sold?

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

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

If the probability that a salesperson's first sales meeting with a customer will result in a sale is 20%, it is from the four different first sales meetings the salesperson makes in one day.

1. The probability that all four will result in a sale?

2. The probability that three of them will result in a sale

3. The possibility that not all of them will result in a sale

4. What are the chances that at least three of them will be sold?

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