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A quiz consists of 50 multiple choice questions, each with five possible answers, only one of which is correct. Find the mean and the standard deviation of the number of correct answers
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Plzzz maths ! quadratic sequences=an^2+c 1) 11,17,27,41,59 2) 7,16,31,52,79 3) 6,18,38,66,102 4) 0,9,24,45,72 5) 0,12,32,60,96
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Mathematics, 21.06.2019 17:30
Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?
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Mathematics, 21.06.2019 20:00
The total number of dental clinics total for the last 12 months was recorded
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Mathematics, 21.06.2019 23:00
Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?
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A quiz consists of 50 multiple choice questions, each with five possible answers, only one of which...
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