Mathematics

Mathematics, 14.07.2019 19:00, hannahsambrano12

There are twice as many girls as there are boys in a math class. the average score of the boys on a recent exam is 90, and the average score of the girls on the same exam is 93. what is the average score of the entire class on this exam?

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Mathematics, 06.07.2019 03:00, mpete1234567890

Ms. gillespie is comparing the average score on the final math exam in her eighth grade class to the school average score. her class average is 78.6854 percent. what is this percent rounded to the nearest tenth? a. 78.8 b. 78.5 c. 78.6 d. 78.7

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Mathematics, 01.10.2019 04:00, connorgrabski51

the college board states that the average math sat score is 514 with a standard deviation of 117. colleen gathered data from 50 students in her graduating class and found the average score to be 523. she thinks that her class’s math sat score is different from the average. which of the following are the correct null hypothesis and alternate hypothesis? a. h0 = 514; ha > 514 b. h0 ≠ 514; ha = 523 c. h0 = 514; ha ≠ 514 d. h0 = 514; ha = 523

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Mathematics, 04.10.2019 23:30, migos2377

Aphysical education class has three times as many girls as boys. during a class basketball game, the girls average 18 points each, and the class as a whole averages 17 points per person. how many points does each boy score on average?

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