Mathematics, 27.03.2021 02:50 roro2599
Suppose you take a random sample of size 25 from a population with mean of 120 and a standard deviation of 15. Your sample has a mean of 115 and a standard deviation of 13.8. Which of the following has a mean of 120 and a standard deviation of 3
Answers: 1
Mathematics, 21.06.2019 14:00
Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6
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Mathematics, 21.06.2019 18:00
Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?
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Mathematics, 21.06.2019 18:20
Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a. x2 − 4x − 7 = 0b. 4r2 + 11r − 3 = 0c. 3m2 + 7 = 0d. t2 + 2t + 1 = 0
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Mathematics, 21.06.2019 19:30
I'm confused on this could anyone me and show me what i need to do to solve it.
Answers: 1
Suppose you take a random sample of size 25 from a population with mean of 120 and a standard deviat...
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