KAccording to a survey, the probability that a randomly selected worker primarily drives a bicycle to work is 0.792. Theprobability that a randomly selected worker primarily takes public transportation to work is 0.071. Complete parts (a)through (d).(a) What is the probability that a randomly selected worker primarily drives a bicycle or takes public transportationto work?P(worker drives a bicycle or takes public transportation to work) = 0.863(Type an integer or decimal rounded to three decimal places as needed.)(b) What is the probability that a randomly selected worker primarily neither drives a bicycle nor takes publictransportation to work?P(worker neither drives a bicycle nor takes public transportation to work) = 0.137(Type an integer or decimal rounded to three decimal places as needed.)(c) What is the probability that a randomly selected worker primarily does not drive a bicycle to work?P(worker does not drive a bicycle to work) = ☐(Type an integer or decimal rounded to three decimal places as needed.)

Let B be the event that the selected worker primarily drives a bicycle to work.T be the event that…

Answered: (a) What is the probability that a…

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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Naval intelligence reports that 6 enemy vessels in a fleet of 18 are carrying nuclear weapons. If 8 vessels are randomly targeted and destroyed, what is the probability that no more than 1 vessel transporting nuclear weapons was destroyed? Express your answer as a fraction or a decimal number rounded to four decimal places.
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a wather forcater knows from historical data that the daily probability of rain is 0.3 during april. what is the probability that there is 20 dry day in april? and at least 3 wet days in april
A student goes to the library. The probability that she checks out (a) a work of fiction is 0.40, (b) a work of non-fiction is 0.30,, and (c) both fiction and non-fiction is 0.20. What is the probability that the student checks out a work of fiction, non-fiction, or both?
Probability of having an orange is 0.84. Probability of having an apple is 0.33. Chance of having an apple or orange is 0.86. What are the chances of having both an apple and orange?
9. In a recent survey, it was found that the median income of families in country A was $58,000. What is the probability that a randomly selected family has an income less than $58,000? What is the probability that a randomly selected family has an income less than $58,000? (Type an integer or a decimal.)
A major hurricane is a hurricane with wind speeds of 111 miles per hour or greater. During the last century, the mean number of major hurricanes to strike a certain country's mainland per year was about 0.47. Find the probability that in a given year (a) exactly one major hurricane will strike the mainland, (b) at most one major hurricane will strike the mainland, and (c) more than one major hurricane will strike the mainland.
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In one Introductory Statistics class, the probability that a student will pass the first test is 0.55. If the student passed the first test, the probability that they will pass the second test is 0.75. If they failed the first test, the probability that they will fail the second test is 0.7. a. Compute the probability that a student will fail the second test, given they passed the first test. b. Find the probability a randomly selected student will pass both tests. c. Find the probability that a randomly selected student will fail both tests. d. Find the probability that a randomly selected student will fail at least one of the tests.
In a cafe, the proportion of people who order coffee with their lunch is 0.9. A simple random sample of 144 patrons of the restaurant is taken. What is the expected value of the sample proportion? E(P) - What is the standard deviation (standard error) of the sample proportion P? Op What is the shape of the sampling distribution of P ?(just write the name: Normal, not normal, skewed, bimodal, uniform, etc. for instance) What is the probability that the proportion of people who will order coffee with their meal is between 0.85 to 0.875? (Round to two place decimal)
The table below is a legitimate probability model for the number of cars in a randomly-selected household in the United States. Number of cars Probability 5 or more 0.02 1 4 0.07 0.19 0.47 ? 0.06 What is the probability that a randomly selected household has three cars? What is the probability that a randomly-selected household has at least 2 cars?
The windshield wipers on a car have not been working properly. The probability that the car needs a new motor is 0.65, the probability that the car needs a new switch is 0.4, and the probability that the car needs both is 0.2. What is the probability that the car needs neither a new motor nor a new switch?

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