Mathematics, 29.06.2021 01:00 lxlie2315
From families with four children a family is chosen at random. Let X be the number of boys in the family. Calculate and sketch the distribution function of X. Assume that in a four-child family all gender distributions (for example, , , , , etc.) are equally probable.
Answers: 2
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The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.
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The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels
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At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.
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From families with four children a family is chosen at random. Let X be the number of boys in the fa...
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