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For the questions below enter the value only. Round to the nearest hundredth, if necessary. 1. What is the probability that a randomly chosen student has 4 cars? 2. What is the probability that a randomly chosen student has less than 2 cars? 3. What is the probability that a randomly chosen student has at least 3 cars?

For the questions below enter the value only. Round to the nearest hundredth, if necessary. 1. What is the probability that a randomly chosen student has 4 cars? 2. What is the probability that a randomly chosen student has less than 2 cars? 3. What is the probability that a randomly chosen student has at least 3 cars?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section6.8: The Multiplication Principle
Problem 18E
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Car Census A census was conducted at a school. All of the students were asked how many cars their family owns. The results are below. Number of Cars 4 Probability 0.005 0.120 0.125 0.500 0.250 For the questions below enter the value only. Round to the nearest hundredth, if necessary. 1. What is the probability that a randomly chosen student has 4 cars? 2. What is the probability that a randomly chosen student has less than 2 cars? 3. What is the probability that a randomly chosen student has at least 3 cars? 4. What is the expected number of cars? 5. What is the standard deviation? Check page Next page
Transcribed Image Text:Car Census A census was conducted at a school. All of the students were asked how many cars their family owns. The results are below. Number of Cars 4 Probability 0.005 0.120 0.125 0.500 0.250 For the questions below enter the value only. Round to the nearest hundredth, if necessary. 1. What is the probability that a randomly chosen student has 4 cars? 2. What is the probability that a randomly chosen student has less than 2 cars? 3. What is the probability that a randomly chosen student has at least 3 cars? 4. What is the expected number of cars? 5. What is the standard deviation? Check page Next page
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