Mathematics, 22.12.2019 07:31 hungtistic
If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and is normally distributed, how many would you expect would finish in more than 40 minutes?
Answers: 2
Mathematics, 21.06.2019 22:30
Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.
Answers: 2
Mathematics, 21.06.2019 23:00
Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?
Answers: 1
Mathematics, 21.06.2019 23:30
Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333
Answers: 3
If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and...
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