Mathematics, 17.11.2020 21:10 emurray
The center of a hyperbola is located at the origin. One focus is located at (0, 20), and its associated directrix is represented by the line y = -256/20. What is the equation of the hyperbola?
Answers: 2
Mathematics, 21.06.2019 23:30
Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?
Answers: 3
Mathematics, 22.06.2019 00:20
If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average
Answers: 2
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
The center of a hyperbola is located at the origin. One focus is located at (0, 20), and its associa...
Physics, 30.03.2021 02:20
English, 30.03.2021 02:20
Mathematics, 30.03.2021 02:20
Mathematics, 30.03.2021 02:20
Engineering, 30.03.2021 02:20
Mathematics, 30.03.2021 02:20
Chemistry, 30.03.2021 02:20
English, 30.03.2021 02:20
Computers and Technology, 30.03.2021 02:20
Mathematics, 30.03.2021 02:20
Mathematics, 30.03.2021 02:20