Mathematics, 25.11.2019 21:31 mervesena01
An article regarding interracial dating and marriage recently appeared in the washington post. of the 1,709 randomly selected adults, 315 identified themselves as latinos, 323 identified themselves as blacks, 254 identified themselves as asians, and 779 identified themselves as whites. in this survey, 86% of blacks said that they would welcome a white person into their families. among asians, 77% would welcome a white person into their families, 71% would welcome a latino, and 66% would welcome a black person. (a) construct a 95% confidence interval for the percent of all black adults who would welcome a white person into their families. what is the lower bound? (round to 4 decimal places)
Answers: 3
Mathematics, 21.06.2019 19:00
What is the equation of the line in point-slope form? y+ 4 = 1/2(x+4) y-4 = 1/2(x + 4) y-0 = 2(x - 4) y-4 = 2(8-0)
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What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)
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Mathematics, 21.06.2019 22:10
Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9
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