Mathematics, 26.03.2021 18:50 jojo8617
Lin is running in an election to be president of the seventh grade. She wants to predict her chances of winning. She has the following ideas for surveying a sample of the students who will be voting:
1.Ask everyone on her basketball team who they are voting for.
2.Ask every third girl waiting in the lunch line who they are voting for.
3.Ask the 15th student that arrives at school one morning who they are voting for.
Which of the samples would produce the most unbiased, representative data? (also plz explain)
Answers: 1
Mathematics, 21.06.2019 22:00
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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Mathematics, 22.06.2019 00:50
There are 8 movies that you would like to see currently showing in theatres. in how many different ways can you choose a movie to see this saturday and one to see this sunday?
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Mathematics, 22.06.2019 03:30
The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
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Mathematics, 22.06.2019 04:30
Me with these questions , i don’t understand scientific notation!
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Lin is running in an election to be president of the seventh grade. She wants to predict her chances...