Mathematics, 06.06.2020 20:00 ella3714
SAT scores were originally scaled so that the scores for each section were approximately normally distributed with a mean of 500 and a standard deviation of 100. Use the empirical rule to estimate the probability that a randomly-selected student gets a section score between 400 and 700.
a. 68%
b. 95%
c. 81.5%
d. 13.5%
Answers: 3
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 19:30
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Answers: 1
Mathematics, 21.06.2019 21:30
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Answers: 3
Mathematics, 21.06.2019 23:00
Is a square always, sometimes, or never a parallelogram
Answers: 2
SAT scores were originally scaled so that the scores for each section were approximately normally di...
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