Mathematics, 15.10.2019 22:00 jthollis8812
Astudent at a university has been doing a project to investigate entertainment habits of students. they have surveyed 100 random students who were each asked three questions: have you watched a movie in the last week? have you listened to music in the last week? have you read a book in the last week? however, the student keeps a very messy room and has lost some of the results. they have been able to find the following results: of all the students surveyed, 44 had watched a movie, 39 had listened to music and 41 had read a book in the last week. also: 6 students answered yes to all three questions11 students answered yes to questions 1 and 2 only9 students answered yes to questions 1 and 3 only18 students answered yes only to question 117 students answered no to all three questionsfind the missing information and answer the following questions regarding the group surveyed. give your answers as whole numbers. calculate the number of students that: a)answered yes to questions 2 and 3 only =b)answered yes to exactly one question =c)had watched a movie or listened to music but had not read a book =
Answers: 1
Mathematics, 22.06.2019 01:30
Asample of 200 rom computer chips was selected on each of 30 consecutive days, and the number of nonconforming chips on each day was as follows: the data has been given so that it can be copied into r as a vector. non.conforming = c(10, 15, 21, 19, 34, 16, 5, 24, 8, 21, 32, 14, 14, 19, 18, 20, 12, 23, 10, 19, 20, 18, 13, 26, 33, 14, 12, 21, 12, 27) #construct a p chart by using the following code. you will need to enter your values for pbar, lcl and ucl. pbar = lcl = ucl = plot(non.conforming/200, ylim = c(0,.5)) abline(h = pbar, lty = 2) abline(h = lcl, lty = 3) abline(h = ucl, lty = 3)
Answers: 3
Astudent at a university has been doing a project to investigate entertainment habits of students. t...
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