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devildoc devildoc
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2 years ago
The number of traffic accidents per day on a certain section of highway is thought to be a Poisson distribution with a mean of 2.19 accidents. What is the standard deviation of the number of accidents?


2.19



4.80



1.48



3.14

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
Author:
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xxxmedicalxxxmedical
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2 years ago
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devildoc Author
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2 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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Yesterday
Thanks for your help!!
ky
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2 hours ago
You make an excellent tutor!
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