Mathematics, 07.01.2020 14:31 jacamron
Arlene is testing whether school is more enjoyable when students are making high grades. she asked 100 students if they enjoyed school and whether their gpa was above or below 3.0. she found that 30 of the 40 students with a gpa above 3.0 reported that they enjoyed school, and 15 of the 60 students with a gpa below 3.0 reported that they enjoyed school. what is the probability that a student with a gpa below 3.0 does not enjoy school?
15%
25%
45%
75%
Answers: 2
Mathematics, 21.06.2019 20:40
Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.
Answers: 1
Mathematics, 21.06.2019 22:30
Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)
Answers: 1
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
Mathematics, 21.06.2019 23:00
Atriangle in the coordinates of (2,3), (-4,5) and (-2,4) it is translated 3 units down. what are it’s new coordinates
Answers: 1
Arlene is testing whether school is more enjoyable when students are making high grades. she asked 1...
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