Mathematics, 04.07.2020 14:01 katieabby9525
SAT scores (out of 2400) are distributed normally with a mean of 1500 and a standard deviation of 300. Suppose a school council awards a certificate of excellence to all students who score at least 1900 on the SAT, and suppose we pick one of the recognized students at random. What is the probability this student's score will be at least 2200
Answers: 3
Mathematics, 21.06.2019 17:00
Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5
Answers: 1
Mathematics, 21.06.2019 18:00
If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?
Answers: 1
SAT scores (out of 2400) are distributed normally with a mean of 1500 and a standard deviation of 30...
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