The table shows the educational attainment of the population of a certain country, ages 25 and over,expressed in millions. Find the probability that a randomly selected person, aged 25 and over hascompleted four years of high school only or is male.MaleFemaleTotalYears of High SchoolLess than 41511264 only282755Years of CollegeSome (less than 4)211839The probability is. (Type an integer or a simplified fraction.)4 or more222547Total8681167

From the given table Total population=167 million Toal number of males=86 million Total number of…

Answered: The table shows the educational…

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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Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 9 18 15 42 Female 3 6 8 17 Total 12 24 23 59 If one student was chosen at random,find the probability that the student was male. Give your answer as a fraction or decimal.
Glving a test to a group of students, the grades and gender are summarized below B Total Male 18 15 47 Female 20 10 19 49 Total 38 25 33 96 If one student is chosen at random, (answers can be in fraction forms or decimal rounded to four places) Find the probability that the student was female: Find the probability that the student was male AND got a "B": Find the probability that the student was female OR got an "B": Find the probability that the student got a "A' GIVEN that the student is male: > Next Question |U4
Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 12 18 2 32 Female 7 5 15 27 Total 19 23 17 59 If one student was chosen at random,find the probability that the student got a C. Give your answer as a fraction or decimal.
1. Use this table for the following questions: Female Male TotalShort Hair 20 40 60 Long Hair 30 10 40 Total 50 50 100 a. Complete a total probability table.b. Complete a row probability tablec. Complete a column probability table.d. The probability that a student does not have long hair. _________e. The probability that a student is male or has short hair. ________f. The probability that a student is a female and has long hair. _________g. The probability that a student is male, given that the student has long hair. _________h. The probability that a student has long hair, given that the student is male. _________i. Of all the female students, the probability that a student has short hair. ________j. Of all students with long hair, the probability that a student is female. _________k. The probability that a student is female or has long hair.…
Giving a test to a group of students, the grades and major (STEM=Science, Technology, Engineering & Mathematics) are summarized below A B STEM Majors 2 4 18 5 Total 19 14 23 C Total 24 32 56 Non-STEM Majors 17 10 If one student is chosen at random, find the probability that the student was Non-STEM Major OR got a(n) "C". Give your answer as a fraction or decimal out to at least 4 places.
The random variable x represents the number of cars per household in a town of 1000 households. Find the probability of randomly selecting a household that has between one and three cars, inclusive. Cars Households 0 135 1 418 2 242 3 122 4 83 0.218 0.782 0.135 0.418
The table shows the educational attainment of the population of Mars, ages 25 and over, expressed in millions. Find the probability that a randomly selected martian, aged 25 and over has completed four years of high school only or is a male. The probability is 107 157 Male Female Total Years of High School Less than 4 12 4 only 24 15 33 27 57 (Type an integer or a simplified fraction.) C Years of College Some (less than 4) 20 19 39 4 or more 18 16 34 Total 74 83 157
The probability of randomly choosing a tea drinker who has a college degree. Assume that you are choosing from the population of all tea drinkers. The probability of choosing.... a. a tea drinker who is not in college b. a college graduate who does not drink tea c. a tea drinker who is in college d. a tea drinker who does not have a college degree
Giving a test to a group of students, the grades and gender are summarized below A Total Male 14 6. 25 Female 20 12 18 50 Total 22 26 27 75 If one student is chosen at random, Find the probability that the student was male AND got a "B". Calculator Check Answer
Express the following probability as a simplified fraction and as a decimal. Marital Status of a Certain Population, Ages 18 or Older, in If one person is selected from the population described in the table, find the probability that the person is divorced, given that this person is a man. Millions Never Married Divorced Widowed Total Married Male 65 40 10 118 Female 65 33 18 11 127 Total 130 73 28 14 245 Express the probability as a simplified fraction. The probability is (Type an integer or a simplified fraction.) Enter your answer in the answer box and then click Check Answer. part remaining Clear All
The table shows the educational attainment of the population of Mars, ages 25 and over, expressed in millions. Find the probability that a randomly selected martian, aged 25 and over has completed four years of high school only or is a male. The probability is Male Female Total Years of High School Less than 4 12 4 only 28 11 23 (Type an integer or a simplified fraction.) 31 59 C Years of College Some (less than 4) 20 20 40 4 or more 17 23 40 Total 77 85 162
The following table represents the numbers of students in a section of Math 120 with declared or undeclared majors along with their class. What is the probability that a student who is a sophomore has a declared major? Enter your answer in decimal form and round to four decimal places if rounding is necessary.Probability that a student who is a sophomore has a declared major = Freshman (F) Sophomore (H) Junior (J) Total Declared (D) 114 28 4 146 Undeclared (U) 9 7 1 17 Total 123 35 5 163

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