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Statistics for Data Science I, Quiz 2

May 2024 term, 4 Aug 2024, Set QDD2

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Question 1

+2−0Multiple correct

Which of the following option(s) is(are) true?

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A.
B.
C.
D.

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Which of the following option(s) is(are) true? A city has three main taxi companies: Red Taxi, Blue Taxi, and Green Taxi. Historical data shows that 20% of the passengers use Red Taxi, 50% use Blue Taxi, and 30% use Green Taxi. If 5% of the cars from Red Taxi, 4% from Blue Taxi, and 8% from Green Taxi have engine issues.\ Based on the given information, answer the given subquestions. Find the probability that a randomly chosen passenger gets a taxi with engine issues? Enter the answer correct to three decimal places. A city has three main taxi companies: Red Taxi, Blue Taxi, and Green Taxi. Historical data shows that 20% of the passengers use Red Taxi, 50% use Blue Taxi, and 30% use Green Taxi. If 5% of the cars from Red Taxi, 4% from Blue Taxi, and 8% from Green Taxi have engine issues.\ Based on the given information, answer the given subquestions. Given that a passenger gets a taxi with engine issues, then find the probability that the passenger took a ride with the Green taxi company? Enter the answer correct to two decimal places.