In a survey conducted to see how long Americans keep their cars, 2000 automobile owners were asked how long they plan to keep their present cars. The results of the survey follow. Find the probability distribution associated with these data. (Enter your answers to four decimal places.) Years Car Is Kept, x Respondents Probability 0 ≤ x < 1 55 1 ≤ x < 3 430 3 ≤ x < 5 315 5 ≤ x < 7 345 7 ≤ x < 10 245 10 ≤ x 610 What is the probability that an automobile owner selected at random from those surveyed plans to keep his or her present car: (a) Less than five years? (b) 3 years or more?
In a survey conducted to see how long Americans keep their cars, 2000 automobile owners were asked how long they plan to keep their present cars. The results of the survey follow. Find the probability distribution associated with these data. (Enter your answers to four decimal places.) Years Car Is Kept, x Respondents Probability 0 ≤ x < 1 55 1 ≤ x < 3 430 3 ≤ x < 5 315 5 ≤ x < 7 345 7 ≤ x < 10 245 10 ≤ x 610 What is the probability that an automobile owner selected at random from those surveyed plans to keep his or her present car: (a) Less than five years? (b) 3 years or more?
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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In a survey conducted to see how long Americans keep their cars, 2000 automobile owners were asked how long they plan to keep their present cars. The results of the survey follow. Find the
| Years Car Is Kept, x | Respondents | Probability |
|---|---|---|
| 0 ≤ x < 1 | 55 | |
| 1 ≤ x < 3 | 430 | |
| 3 ≤ x < 5 | 315 | |
| 5 ≤ x < 7 | 345 | |
| 7 ≤ x < 10 | 245 | |
| 10 ≤ x | 610 |
What is the probability that an automobile owner selected at random from those surveyed plans to keep his or her present car:
(a) Less than five years?
(b) 3 years or more?In a survey conducted to see how long Americans keep their cars, 2000 automobile owners were asked how long they plan to keep their present cars. The results of the survey follow. Find the probability distribution associated with these data. (Enter your answers to four decimal places.)
What is the probability that an automobile owner selected at random from those surveyed plans to keep his or her present car:
(b) 3 years or more?In a survey conducted to see how long Americans keep their cars, 2000 automobile owners were asked how long they plan to keep their present cars. The results of the survey follow. Find the probability distribution associated with these data. (Enter your answers to four decimal places.)
| Years Car Is Kept, x | Respondents | Probability |
|---|---|---|
| 0 ≤ x < 1 | 55 | |
| 1 ≤ x < 3 | 430 | |
| 3 ≤ x < 5 | 315 | |
| 5 ≤ x < 7 | 345 | |
| 7 ≤ x < 10 | 245 | |
| 10 ≤ x | 610 |
(a) Less than five years?
(b) 3 years or more?
(b) 3 years or more?
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