Refer to the following partial contingency table of probabilities that links the mode of transportation used to commute to work and the starting time of work. Knowing that a randomly chosen individual uses a car to commute to work, what is the probability that they will start work at 9:30am? Round your answer to 3 decimal places. 9:00am 9:30am Cars 0.22 0.18 Public transport 0.49 0.11 0.180 O 0.125 O 0.400 0.450

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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A crazy statistics tutor only passes 1% of students in a university subject, by examining all students
in foreign languages that they do not know. If 20 students are randomly assigned to this tutor, what
is the probability that at least one person passes?
O 0.818
0.182
O 0.0 because their mark is a continuous random variable
O 0.165
D
Question 20
Refer to the following partial contingency table of probabilities that links the mode of transportation
used to commute to work and the starting time of work. Knowing that a randomly chosen individual
uses a car to commute to work, what is the probability that they will start work at 9:30am? Round
your answer to 3 decimal places.
9:00am
9:30am
Cars
0.22
0.18
Public transport
0.49
0.11
O 0.180
0.125
O 0.400
0.450
Transcribed Image Text:A crazy statistics tutor only passes 1% of students in a university subject, by examining all students in foreign languages that they do not know. If 20 students are randomly assigned to this tutor, what is the probability that at least one person passes? O 0.818 0.182 O 0.0 because their mark is a continuous random variable O 0.165 D Question 20 Refer to the following partial contingency table of probabilities that links the mode of transportation used to commute to work and the starting time of work. Knowing that a randomly chosen individual uses a car to commute to work, what is the probability that they will start work at 9:30am? Round your answer to 3 decimal places. 9:00am 9:30am Cars 0.22 0.18 Public transport 0.49 0.11 O 0.180 0.125 O 0.400 0.450
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