Mathematics, 31.03.2021 01:30, songulakabulut1992
You surveyed 82 students in your grade and found that twenty-three have 2 brothers and twenty-eight have 1 brother. Nine students are only children, ten have only 1 sister, seven have only 1 brother, six have 2 sisters and i brother, twenty-two have 2 sisters, twenty-seven have no sisters, and eight have 1 sister and 2 brothers. Make a two-way frequency table of the given information.โ
Answers: 2
Mathematics, 21.06.2019 16:30, tamya12234
If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?
Answers: 3
Mathematics, 22.06.2019 02:20, smelcher3900
There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean ยต = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean ยต = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (ยฑ 1)?
Answers: 1
You surveyed 82 students in your grade and found that twenty-three have 2 brothers and twenty-eight...
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