Mathematics, 03.11.2020 03:50 Anthonyc123
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A sequence of transformations maps ∆ABC to ∆A′B′C′. The sequence of transformations that maps ∆ABC onto ∆A′B′C′ is a _ followed by a _
option 1
rotation 180 counterclockwise about the origin
rotation 90 clockwise about the origin
reflection across line x = -3
reflection across line y = -3
option 2
reflection across the y-axis
reflection across the line y = -x
reflection across the line y = x
translation 4 units to the right
Answers: 2
Mathematics, 21.06.2019 18:00
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The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
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Mathematics, 22.06.2019 00:40
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Answers: 3
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A sequence of transformations maps ∆ABC to ∆A′B′C′. The sequence of transformati...
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