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Mathematics, 21.06.2019 20:00, Chen5968
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
Mathematics, 21.06.2019 22:00, Morehollie9428
Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.
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Mathematics, 21.06.2019 23:30, hellodarkness14
Which numbers have the same absolute value? choose all that apply. asap will mark at brainliest
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Mathematics, 21.10.2019 21:20
Mathematics, 21.10.2019 21:20
Mathematics, 21.10.2019 21:20
Mathematics, 21.10.2019 21:20