Mathematics, 26.11.2019 11:31 gudtavosanchez19
One hundred sixty-five of the 225 high school students surveyed at a local school say they went outside more during school hours as elementary school students than they do now as high school students. calculate the margin of error (me), rounded to the nearest tenth of a percent. is it reasonable that the state education department claims the percentage for the entire state is 78%? justify your answer.
Answers: 2
Mathematics, 21.06.2019 15:00
Write a corresponding real world problem to represent 2x - 125=400
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Mathematics, 21.06.2019 16:00
If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?
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Mathematics, 22.06.2019 03:00
The perimeter of ? cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.
Answers: 3
One hundred sixty-five of the 225 high school students surveyed at a local school say they went outs...
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