Mathematics, 08.03.2021 15:10 queentynaisa
If z is a standard normal random variable, the area between z = -2.63 and z = -1.67 is (half of, larger than, smaller than, the same as, the negative of) the area between z = the area between z = 1.67 and z = 2.63
Answers: 1
Mathematics, 21.06.2019 21:00
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Mathematics, 22.06.2019 04:40
4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051
Answers: 3
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