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Consider the visits that result in leave without being

Applied Statistics and Probability for Engineers | 6th Edition | ISBN: 9781118539712 | Authors: Douglas C. Montgomery, George C. Runger ISBN: 9781118539712 55

Solution for problem 136E Chapter 3.7

Applied Statistics and Probability for Engineers | 6th Edition

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Applied Statistics and Probability for Engineers | 6th Edition | ISBN: 9781118539712 | Authors: Douglas C. Montgomery, George C. Runger

Applied Statistics and Probability for Engineers | 6th Edition

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Problem 136E

Problem 136E

Consider the visits that result in leave without being seen (LWBS) at an emergency department in Example 2-8. Assume that people independently arrive for service at hospital l.

(a) What is the probability that the fifth visit is the first one to LWBS?

(b) What is the probability that either the fifth or sixth visit is the first one to LWBS?

(c) What is the probability that the first visit to LWBS is among the first four visits?

(d) What is the expected number of visits until the third LWBS occurs?

Hospital

1

2

3

4

Total

Total

5292

6991

5640

4329

22,252

LWBS

195

270

246

242

953

Admitted

1277

1558

666

984

4485

Not Admitted

3820

5163

4728

3103

16,814

Step-by-Step Solution:

Solution:

Step 1 of 5:

    From the example 2-8.

        Consider the visits that result in leave without being seen in an emergency department is shown in below table.

     

 

 

Hospital

 

 

 

 

1

2

3

4

Total

Total

5292

6991

5640

4329

22,252

LWBS

195

270

246

242

953

Admitted

1277

1558

666

984

4485

Not Admitted

3820

5163

4728

3103

16,814


Step 2 of 5

Chapter 3.7, Problem 136E is Solved
Step 3 of 5

Textbook: Applied Statistics and Probability for Engineers
Edition: 6
Author: Douglas C. Montgomery, George C. Runger
ISBN: 9781118539712

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Consider the visits that result in leave without being