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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 19:30
James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out
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Mathematics, 21.06.2019 21:00
Describe how making an ‘and’ compound sentence effects your solution set
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Mathematics, 21.06.2019 22:30
What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6
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