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Mathematics, 21.06.2019 18:20
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, 21.06.2019 19:00
Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?
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Mathematics, 21.06.2019 21:30
Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need
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Mathematics, 22.06.2019 02:00
Extremely mega ultra important question! plss answer as fast as you can you will get 84 points! the area of this right triangle is half the area of which of these rectangles?
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Mathematics, 25.02.2021 18:10
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History, 25.02.2021 18:10
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Mathematics, 25.02.2021 18:10