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Suppose Monday through Friday you go through La Vita intersection to look for a parking spot on campus. You arrive on campus by 9am and return home after 4:30pm each day. Most mornings you hit a red stoplight when you reach La Vita intersection. In fact, sixty percent of the time, this stoplight is red. What is the probability that, in a regular school week, you face between two and three green stoplights?

Suppose Monday through Friday you go through La Vita intersection to look for a parking spot on campus. You arrive on campus by 9am and return home after 4:30pm each day. Most mornings you hit a red stoplight when you reach La Vita intersection. In fact, sixty percent of the time, this stoplight is red. What is the probability that, in a regular school week, you face between two and three green stoplights?

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
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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Suppose Monday through Friday you go through La Vita intersection to look for a parking spot on campus. You arrive on campus by 9am and return home after 4:30pm each day. Most mornings you hit a red stoplight when you reach La Vita intersection. In fact, sixty percent of the time, this stoplight is red. What is the probability that, in a regular school week you face between two and three green stoplights? Answer. What is the average number of mornings you are expected to visit La Vita intersection before you face two red stoplights? Answer.
Transcribed Image Text:Suppose Monday through Friday you go through La Vita intersection to look for a parking spot on campus. You arrive on campus by 9am and return home after 4:30pm each day. Most mornings you hit a red stoplight when you reach La Vita intersection. In fact, sixty percent of the time, this stoplight is red. What is the probability that, in a regular school week you face between two and three green stoplights? Answer. What is the average number of mornings you are expected to visit La Vita intersection before you face two red stoplights? Answer.
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