Mathematics, 12.06.2020 21:57 davisbrittany5784
In a sample of 1100 U. S. adults, 208 think that most celebrities are good role models. Two U. S. adults are selected from this sample without replacement. Complete parts (a) through (c).
(a) Find the probability that both adults think most celebrities are good role models.
(b) Find the probability that neither adult thinks most celebrities are good role models.
(c) Find the probability that at least one of the two adults thinks most celebrities are good role models.
Answers: 3
Mathematics, 22.06.2019 00:30
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
Mathematics, 22.06.2019 01:00
(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.
Answers: 1
Mathematics, 22.06.2019 04:30
Sylvia rented a boat for $16.50 per hour. her total rental fee was $49.50. for how many hours did sylvia rent the boat
Answers: 1
Mathematics, 22.06.2019 05:00
Q= {1.7, 1.1, 1.4, 2.1, 2.3, s}. what is the absolute difference between the greatest and least possible values of the median of set q? express your answer as a decimal to the nearest hundredth.
Answers: 3
In a sample of 1100 U. S. adults, 208 think that most celebrities are good role models. Two U. S. ad...
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