Mathematics, 22.02.2021 06:50 lwilhite33105
Suppose that 2% of a population carries antibodies to a virus. For a research project, you need 30 people
with antibodies to the virus. How many people should you test so that the expected number of people with
the antibodies is 30?
Answers: 2
Mathematics, 21.06.2019 15:20, queentynaisa
Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?
Answers: 3
Mathematics, 21.06.2019 19:00, myalee1419
In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
Suppose that 2% of a population carries antibodies to a virus. For a research project, you need 30 p...
Mathematics, 14.09.2019 09:20