Mathematics, 17.03.2020 19:53 selenamr
Twenty-six students apply to serve as an usher at a school function. Eight of the those applying are freshmen, 7 are sophomores, 6 are juniors, and 5 are seniors. Suppose 13 of those who apply are randomly selected by drawing names. Which statement BEST describes this situation?
A) The situation is an example of uniform probability because exactly
1
2
of the applicants are being selected.
B) The situation is not an example of uniform probability because the same number of students will be selected as rejected.
C) The situation is an example of uniform probability because freshmen, sophomores, juniors, and seniors have equal probabilities of being selected.
D) The situation is not an example of uniform probability because freshmen, sophomores, juniors, and seniors do not have equal
Answers: 2
Mathematics, 21.06.2019 14:30
Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (โ3)ยท(โ2x) + (โ3)ยท(4) step 2: 12 + 6x + (โ12) step 3: 12 + (โ12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition
Answers: 1
Mathematics, 21.06.2019 16:20
Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m โ 3) = 108 m(m + 3) = 108 (m + 3)(m โ 3) = 108 (m โ 12)(m โ 9) = 108
Answers: 1
Mathematics, 21.06.2019 17:30
Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.
Answers: 1
Mathematics, 21.06.2019 22:30
Which of the following is an example of a rational number? a. ฯ b. โ 9 c. โ 8 d. 3.8362319
Answers: 1
Twenty-six students apply to serve as an usher at a school function. Eight of the those applying are...
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