A survey of 150150 freshmen business students at a local university produced the results listed below. How many students took only music? 3535 took history; 4141 took science; 4242 took music; 1919 took history but not science; 1313 took science and music; 1515 took history and music; 33 took all three

A survey of 150150 freshmen business students at a local university produced the results listed below. How many students took only music? 3535 took history; 4141 took science; 4242 took music; 1919 took history but not science; 1313 took science and music; 1515 took history and music; 33 took all three

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Similar questions

A survey of 50 students showed that 25 were taking psychology, 20 were taking math, and 8 were taking neither. The number taking both was: 45 50 53 3 None of these
A survey of 125 freshmen business students at a local university produced the results listed below. How many students took only music? 30 took English;33 took math;32 took music;14 took English but not math;9 took math and music;12 took English and music;3 took all three
Dr. A. Ventura is interested in determining what kinds and how many pets people own in Bakersfield. He stands outside Petco and asks people what kind of pet they own. This is the result of his survey: dog=1; cat=2; bird=3; reptile=4; fish=5; other=6 1,1,2,2,2,1,1,3,2,3,1,1,1,2,2,4,4,2,2,1,1,1,5,4,3,4,1,1,1,2,2,6,1,1,2,2,1,2,1,2,6,3,4,5
In a survey of 91 people, 25 reported that they read the Star newspaper and 34 reported that they read the Tribune newspaper, and 11 read both. How many read at least one of the newspapers? nothing people
In a political poll, approximately 3/25 of the people asked preferred candidate A in the upcoming election . If 30,500,000 people were asked , how many of these preferred candidate A ?
The chart below shows the numbers of endangered and threatened species both in the United States and abroad. Endangered Threatened United States Foreign United States Foreign Mammals 65 251 8 20 Birds 86 170 19 9 Reptiles 20 65 25 14 Amphibians 15 8 8 1 P(mammal or threatened foreign species)=
The director of library services at a college did a survey of types of books (by subject) in the circulation library. Then she used library records to take a random sample of 888 books checked out last term and classified the books in the sample by subject. The results are shown below. Subject Area Percent of Books on Subject in CirculationLibrary on This Subject Number of Books inSample on This Subject Business 32% 247 Humanities 25% 209 Natural Science 20% 222 Social Science 15% 127 All other subjects 8% 83 Using a 5% level of significance, test the claim that the subject distribution of books in the library fits the distribution of books checked out by students. (a) What is the level of significance?State the null and alternate hypotheses. H0: The distributions are the same.H1: The distributions are different.H0: The distributions are different.H1: The distributions are different. H0: The distributions are the same.H1: The distributions are the same.H0: The…
A survey of 150 freshmen business students at a local university produced the results listed below. How many students took only religion? 35 took history;42 took science;43 took religion;19 took history but not science;14 took science and religion;15 took history and religion;6 took all three
Suppose that in a survey of five-year-olds, 45% liked the letter A, 54% liked the letter B, and 50% liked the letter of C. 29% liked A and B, 28% liked A and C, 29% liked B and C, and 15% liked all of them. What percentage liked A and B but not the letter C?
The results of a survey of visitors at the Eiffel Tower showed that 25 spoke English, 15 spoke French, and 8 spoke both English and French. How many spoke English or French?
In a group of friends, 1/2 liked to play football and 3/4 liked tennis. If 35 friends in the group liked both tennis and football, how many liked tennis only?
The director of library services at a college did a survey of types of books (by subject) in the circulation library. Then she used library records to take a random sample of 888 books checked out last term and classified the books in the sample by subject. The results are shown below. Subject Area Percent of Books on Subject in CirculationLibrary on This Subject Number of Books inSample on This Subject Business 32% 284 Humanities 25% 218 Natural Science 20% 207 Social Science 15% 102 All other subjects 8% 77 (b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to three decimal places. Round the test statistic to three decimal places.)