QUESTION 3 The data to the right represent the travel time to work for residents of Hartford County, CT. Travel Time Less than 5 minutes 5 to 9 minutes 10 to 14 minutes 15 to 19 minutes 20 to 24 minutes 25 to 29 minutes 30 to 34 minutes 35 to 39 minutes 40 to 44 minutes 45 to 59 minutes 60 to 89 minutes Frequency 24,358 39,112 62,124 72,854 74,386 30,099 45,043 11,169 8,045 15,650 5,451 4,895 90 or more minutes Source: United States Census Bureau (a) If the total number of resicdents in the survey is 393,186, what is the probability a randomly selected resident has a travel time of 90 or more minutes? Write as a decimal rounded to 4 places. (b) Compute the probability that a randomly selected resident of Hartford County, CT will have a commute time less than 90 minutes. Write as a decimal rounded to 4 places.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Chapter9: Solving Quadratic Functions
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QUESTION 3
The data to the right represent the travel time to work for residents of Hartford County, CT.
Frequency
24,358
39,112
10 to 14 minutes
62,124
15 to 19 minutes
72,854
20 to 24 minutes
74,386
25 to 29 minutes
30,099
30 to 34 minutes
45,043
35 to 39 minutes
11,169
40 to 44 minutes
8,045
45 to 59 minutes
15,650
60 to 89 minutes
5,451
90 or more minutes
4,895
Source: United States Census Bureau
Travel Time
Less than 5 minutes
5 to 9 minutes
(a) If the total number of resicdents in the survey is 393,186, what is the probability a randomly selected resident has a travel time of 90 or more minutes? Write as a decimal
rounded to 4 places.
(b) Compute the probability that a randomly selected resident of Hartford County, CT will have a commute time less than 90 minutes. Write as a decimal rounded to 4 places.
Transcribed Image Text:QUESTION 3 The data to the right represent the travel time to work for residents of Hartford County, CT. Frequency 24,358 39,112 10 to 14 minutes 62,124 15 to 19 minutes 72,854 20 to 24 minutes 74,386 25 to 29 minutes 30,099 30 to 34 minutes 45,043 35 to 39 minutes 11,169 40 to 44 minutes 8,045 45 to 59 minutes 15,650 60 to 89 minutes 5,451 90 or more minutes 4,895 Source: United States Census Bureau Travel Time Less than 5 minutes 5 to 9 minutes (a) If the total number of resicdents in the survey is 393,186, what is the probability a randomly selected resident has a travel time of 90 or more minutes? Write as a decimal rounded to 4 places. (b) Compute the probability that a randomly selected resident of Hartford County, CT will have a commute time less than 90 minutes. Write as a decimal rounded to 4 places.
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