The following data were gathered as part of a study to determine educational levels for differentprofessions.ProfessionalDegreeEducatorBachelor's Master's2325381510112Researcher 15Biologist 32Author17Total76(A) less than 0.001(B) 0.09(C) 0.31(D) 0.37(E) 0.7442513110134Doctorate Other Total140150130574774541178111181812755What is the probability that a randomly chosen person from this group is a researcher, given that theperson has a doctorate?

We have given table for educational levels for different professions Degree Bachelor's…

Answered: The following data were gathered as…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The following table shows the numbers of patients classified as underweight, normal weight, overweight and obese according to their diabetes status. Underweight Normal Weight Overweight Obese Diabetes 8 34 65 43 No Diabetes 12 85 93 40 What is the probability that a patient selected at random is overweight? Answer: What is the probability that they are obese and diabetic? What proportion of the diabetics are obese?
What are the reasoning or arguments surrounding the below statement: "Statistical research shows that the probability of a person who takes one alcoholic drink are at a greater risk of getting into a car accident than someone who recently smoked marijuana
Refer to the sample data for pre-employment drug screening shown below. If one of the subjects is randomly selected, what is the probability that the test result is a false positive? Who would suffer from a false positive result? Why? Pre-Employment Drug Screening Results Positive test result Negative test result Drug Use Is Indicated Drug Use Is Not Indicated Subject Uses Drugs 42 11 Subject Is Not a Drug User 17 34
Airline passengers arrive randomly and independently at the passenger screening facility at a major international airport. The mean arrival rate is 5 passengers per minute. 1. What is the probability of 2 arrivals in a 1-minute period? 2. What is the probability of no arrivals in a 1-minute period? 3. What is the probability of one arrival in a 1-minute period? 4. What is the probability of at most one arrival in a 1-minute period?
In a survey 46,197 women were asked how many children they had. The results are as follows: Number of Children Number of Women 12,576 1 7433 2 11,296 7087 3 4 3779 1813 6 918 7 523 8 or more Total 772 46,197 (a) What is the probability that a sampled woman has five children? (b) What is the probability that a sampled woman has fewer than five children? (c) What is the probability that a woman has seven or more children? (d) Using a cutoff of 0.05, it is umusual for a woman to have no children?
What is the probability that a teen does not enjoy an eBook? 0.645 0.419 0.355 0.226
Mrs. Bukovac compiled the following table to compare the hand dominance of 200 Cleveland Heights High School students and what methods they prefer using to communicate with their friends. Communication method Cell phone/text In person Online 34 166 200 Total Hand Left-handed 12 13 domin ance Right-handed 43 72 51 Total 55 85 60 (a) If you choose a student at random, what is the probability they are left-handed, given that they communicate in person? (b) If you choose a student at random, are the events "left-handed" and "communicates by text" independent, based on the data above? Explain how you know.
The table below summarizes a survey involving the relationship between living arrangements and grade point average for a group of students. If a student is selected randomly from this group, what is the probability that the student lives off campus? On Campus At home Apartment Totals Below 2.5 97 38 44 179 2.5 to 3.5 66 26 22 114 Over 3.5 18 5 8 31 Totals 181 69 74 324

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