Mathematics, 13.11.2019 18:31 sdwhitneyhillis
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?
Answers: 2
Mathematics, 21.06.2019 14:00
F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.
Answers: 1
Mathematics, 21.06.2019 20:00
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 20:40
In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.
Answers: 3
The college board states that the average math sat score is 514 with a standard deviation of 117. co...
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