4. The eye colour of any member of a group of 1770 German men is eitherblue or brown, and the hair colour is either blond or brown. In this group,there are 320 men who have brown hair and brown eyes, and there are 250men who have brown hair and blue eyes. Finally, 400 have blond hair andbrown eyes. What is the probability that a randomly chosen member ofthe group has blond hair and blue eyes?A) 0.5B) 0.169C) 0.226D) 0.452E) 0.1

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Answered: brown eyes. What is the probability…

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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I have a compound probability question.
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A university student faces a statistics exam, which offers 4 response possibilities. The probability that said student knows the answer to the question is 80% while the probability that he asks it randomly is 20%, also if the student asks it randomly, the probability that he chooses the correct answer is 20%. 25% So if the student answers a question correctly, what is the probability that she actually knows the answer? what is the correct? a. 0.05 b. 0.85 c. None of the above d. 0.9411
. Assume that 75 percent of the students at the university have taken 4 years of high school math. Of those with four years of high school math, 80 percent plan to major in science. Of those without 4 years, only 10 percent plan to major in science. You stop a student at random. If the student plans to major in science, what is the probability that this student had four years of high school math?
Please answer this question correctly deals with probability of simple events.
A committee consists of 30 males and 13 females. If 3 persons are selected at random, what is the probability that 1 will be male and 2 will be female? A. 0.0705 O B. 0.221O O C. 0.1896 O D. 0.3333
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Yahtzee is a game played with 5 dice. Players attempt to score points by rolling various combinations. When all dice show the same number, it’s called Yahtzee and scores 50 points for the first one and 100 points for each successive Yahtzee in the game. a. What is the probability that a person throws a Yahtzee on the very first roll? b. What is the probability that a person throws two Yahtzees on two consecutive rolls?
Question: A survey is conducted among 70 people. Details about if theyhave diabetes and their family history of diabetes are collected. 48 people reported that they have a family history of diabetes. 32 of them reported to have diabetes among which 23 of them had a family history of diabetes. Construct a contingency table with this information. What is the probability that an individual has diabetes given that the individual had a family history of diabetes?
If a card is drawn from a deck of 52 playing cards, what is the probability of getting a face card or a red card? A. 3/13 B. 1/2 C. 11/13 D. 19/26
In a class of students, the following data table summarizes how many students have a cat or a dog. What is the probability that a student chosen randomly from the class has a cat and a dog? Has a dog Does not have a dog Has a cat 5 2 Does not have a cat 6 11
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brown eyes. What is the probability that a randomly chosen member of the group has blond hair and blue eyes?