Mathematics, 15.10.2019 05:00 reilly90
The paint used to make lines on roads must reflect enough light to be clearly visible at night. let μ denote the true average reflectometer reading for a new type of paint under consideration. a test of h0: μ = 20 versus ha: μ > 20 will be based on a random sample of size n from a normal population distribution. what conclusion is appropriate in each of the following situations?
(a) n = 14, t = 3.1, α = 0.05
(b) n = 10, t = 1.8, α = 0.01
Answers: 2
Mathematics, 21.06.2019 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
Mathematics, 22.06.2019 01:00
Which of the following is another way to express the difference between -5 and 8?
Answers: 1
Mathematics, 22.06.2019 02:00
Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?
Answers: 2
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