This problem involves empirical probability. The table shows the breakdown of 86 thousand single parents on active duty in the U.S. military in a certainyear. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selectedsingle parent in the U.S. military is in the Army.MaleFemaleTotalArmy251035Navy23730MarineCorps617AirForce10414Total642286The probability that a randomly selected single parent in the U.S. military is in the Army is(Type an integer or decimal rounded to the nearest hundredth as needed.)

Solution : The probability that a randomly selected single parent in the U.S. military is in the…

Answered: This problem involves empirical…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The problem involves empirical probability. The table shows the breakdown of 87 thousand single parents on active duty in the U.S. military in a certain year. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selected single parent in the U.S. military is in the army. Marine Air Army 25 Navy Corps Force Total Male Female Total 23 10 65 10 7 1 4 22 35 30 14 87 The probability that a randomly selected single parent in the U.S. military is in the Army is (Type an integer or decimal rounded to the nearest hundredth as needed.)
A survey conducted on students of XYZ University reported the number of male and female students and their majors. The data obtained are given in the following table. Science Politics Total Men 109 13 122 Women 10 23 33 Total 119 36 155 a. What is the probability that a student majors in Science?b. What is the probability that a student majoring in Science of or being a male?c. What is the probability that a student majoring in Sciences and is given that he is a man?
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.…
The 2015 National Vital Statistics Report provides information on how the nearly four million live births that occurred in 2014 broke down by birth order. Choose at random a baby born in the United States in 2014. Baby's birth order Probability mean = 1 2 0.391 0.319 The few babies who were 9th or more in birth order are included in the "8" birth order group. In 2014, 39.1% of the nearly 4 million live births in the United States were to first-time mothers. 3 5 6 7 4 0.168 0.072 0.028 0.012 0.005 standard deviation = What are the properties of the sampling distribution of the proportion of births to first-time mothers in random samples of 500 births from 2014? (Enter your answer for the mean rounded to three decimal place and your answer for the standard deviation rounded to four decimal places.) 8 0.005
The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades 7 to 12). One question asked was “What do you think are the chances you will be married in the next 10 years?” Here is a two-way table of the responses by gender: Opinion Female Male Almost no chance 120 94 Some chance but probably not 156 178 A 50-50 chance 427 498 A good chance 750 700 Almost certain 1176 770 How many individuals are described in this table? How many females were among the respondents? The percent of females among the respondents was about %. Your percent from the previous exercise is part of the marginal distribution of opinion about marriage. the conditional distribution of sex among adolescents with a given opinion. the marginal distribution of sex. What percent of females thought that they were almost certain to be married in the next 10 years?% Your percent from the previous exercise is part of the conditional distribution of sex among…
This problem involves empirical probability. The table shows the breakdown of 98 thousand single parents on active duty in the U.S. military in a certain year. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selected single parent in the U.S. military is a woman in the Air Force. Marine Air Force Corps 8 12 5 17 Male Female Total Army 25 10 35 Navy 28 8 36 2 10 Total 73 25 98 The probability that a randomly selected single parent in the U.S. military is a woman in the Air Force is (Type an integer or decimal rounded to the nearest hundredth as needed.)
The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is aged 20-29 is chosen at random, what is the probability that they have completed a master's degree? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Answer: Age 20-29 Age 30-39 Age 40-49 Age 50 & over 1830 707 885 1031 773 3396 992 1474 1511 344 4321 570 1584 1375 578 4107 Submit Answer 1075 1016 1314 5235 Total 4099 5018 4933 3009 17059 Te STORE 18
The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is aged 50 or over is chosen at random, what is the probability that they have completed a bachelor's or master's degree? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Age 20- 29 Age 30- 39 Age 40- 49 420 924 931 Age 50 & over 973 847 1490 1139 1755 624 1389 1521 2460 5994 394 841 773 927 Total 2285 4644 4364 6115 3248 5231 2935 17408
A researcher wanted to study the commuting habits of community college students and faculty. He wanted to compare their mode of transportation to the college. He asked if they walk, bike, or drive to campus. The following table represents the data that was collected. Walks to campus Bikes to campus Drives to campus Total Students 70 22 78 170 Faculty 5 4 23 32 Total 75 26 101 202 A. Find the probability that a randomly selected member of faculty walks to campus. B. If you are randomly selecting a person from those who bike to campus, what is the probability that you will select a student. C. Perform a Test of Independence to determine if commuting habits are dependent on being a student or a faculty.
This problem involves empirical probability. The table shows the breakdown of 85 thousand single parents on active duty in the U.S. military in a certain year. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selected single parent in the U.S. military is a woman in the Air Force. Marine Air Corps Force 5 13 1 5 6 18 Male Female Total Army 23 9 32 Navy 22 7 29 Total 63 22 85 The probability that a randomly selected single parent in the U.S. military is a woman in the Air Force is (Type an integer or decimal rounded to the nearest hundredth as needed.)
The following table represents the highest educational attainment of all adult residents in a certain town. If an adult is chosen randomly from the town, what is the probability that they have a high school degree or some çollege, but have no college degree? Round your answer to the nearest thousandth. |Age 20-29 Age 30-39 Age 40-49 Age 50 & over Total High school only 465 904 1046 2010 4425 Some college 2286 882 528 2242 5938 Bachelor's degree 1660 474 1261 2049 5444 Master's degree 346 668 702 457 2173 Total 4757 2928 3537 6758 17980

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