Mathematics, 08.08.2019 00:10 skittles181927
Elements in a set following exercises do all work on a separate sheet of paper and turn it in. this directionscomplete the following exe practice sheet is due tuesday 07-30. 1. (a) if n(a) = 100, n( a b) - 20 and n(a 00, n( a b) - 20 and n( a b) - 150, what is n(b)? (b) if n(u) = 200 and n(aub) = 150, what is n( a b92 (c) if n(aub) = 500, n( ab ) = 200, n( a b) = 150, what is n( ab )? 2. if n( ab) = 150 and n( abc) = 40, what is n( abc)? 3. if n(a) = 200 and n( ab) = 40, n( abc) = 20, n(a and n( ab) = 40, n( ab9) = 20. n( ab) 50, what is n( abc)? 4. in a survey of 1000 households, 600 said they read the newspaper said they read the newspaper in print and online, and 100 said the newspaper turn page newspaper in print but not online, 300 and 100 said they did not read the
a. how many read the newspaper only online? b. how many read the newspaper at least one way?
Answers: 2
Mathematics, 21.06.2019 18:30, WendigoMeow
How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?
Answers: 1
Mathematics, 21.06.2019 21:20, naenae6775
Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.
Answers: 2
Mathematics, 22.06.2019 00:00, mikemurray115
Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.
Answers: 1
Mathematics, 22.06.2019 00:30, tremainecrump1466
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
Elements in a set following exercises do all work on a separate sheet of paper and turn it in. this...
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