Mathematics, 16.11.2019 15:31 101EXPERIENCE
There are 2,000 eligible voters in a precinct. 500 of the voters are randomly selected and asked whether they planned to vote for the democratic incumbent or the republican challenger. of the 500 surveyed, 350 said they would vote for the democratic incumbent. using the 0.99 confidence coefficient, what are the confidence limits for the proportion that plan to vote for the democratic incumbent?
Answers: 3
Mathematics, 21.06.2019 15:00
Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income
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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
Answers: 1
Mathematics, 21.06.2019 19:30
Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5
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Mathematics, 21.06.2019 20:30
What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?
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There are 2,000 eligible voters in a precinct. 500 of the voters are randomly selected and asked whe...
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