Mathematics, 08.04.2021 20:10, xxtonixwilsonxx
A large nationwide poll recently showed an unemployment rate of 9% in the US. The mayor of a local town wonders if this national result holds true for her town, so she plans on taking a sample of her residents to see if the unemployment rate is significantly different than 9% in her town. What would be a Type I error in the contest of this problem?
a. Claiming that the unemployment rate is 9% when it actually is different from 9%.
b. Claiming that the unemployment rate is different from 9% when it is actually 9%.
c. Claiming that there is no way to determine if there is any difference in unemployment rates.
Answers: 3
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Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?
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Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2
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A large nationwide poll recently showed an unemployment rate of 9% in the US. The mayor of a local t...
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