Mathematics, 06.12.2019 06:31 yclark98563p5z2gt
4. final exam has 20 multiple choices questions. 10 questions have 5 choices and 10 questions have 4 choices. in each question, only one of the choices is the correct answer. now assume that you just randomly pick the choices. if x is the number of questions which you choose the right answer, what is the standard deviation of x?
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Me find the missing dimension of a triangle height: 7 in., area: 21^2
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Which of the following is the result of expanding the series
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Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.
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4. final exam has 20 multiple choices questions. 10 questions have 5 choices and 10 questions have 4...
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