Mathematics, 13.11.2019 18:31 dramaqueenactr2040
In a city with three high schools, all the ninth graders took a standardized test, with these results: high scool mean score test number of ninth gradeglenwood 79 285central city 94 336lincoln high 72 191the city's pr manager, who never took statistics, claimed the mean score of all ninth graders in the city was 81.7 . of course, that is incorrect. what is the mean score for all ninth graders in the city? use excel. round your answer to one decimal place.
Answers: 2
Mathematics, 21.06.2019 16:30, emilyanneK2540
Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done
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Mathematics, 21.06.2019 23:00, Pankhud5574
Is a square always, sometimes, or never a parallelogram
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Mathematics, 21.06.2019 23:50, yarrito20011307
4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3
Answers: 2
In a city with three high schools, all the ninth graders took a standardized test, with these result...
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