The magnitude of a star is a number
that is a measure of its brightness
as seen on Earth. The...
Mathematics, 11.05.2021 16:30, Moeja
The magnitude of a star is a number
that is a measure of its brightness
as seen on Earth. The brighter the
star, the lower its magnitude. The
data below show the magnitudes of
five stars in our galaxy. Between
what two integers is the magnitude
of each star located? In most
applications, the magnitude of a
number is its size or amount.
However, when talking about the
magnitude of a star, magnitude
includes negative numbers.
Answers: 3
Mathematics, 21.06.2019 16:30, rhineharttori
Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.
Answers: 3
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
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