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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%
Answers: 1
Mathematics, 21.06.2019 20:00
The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?
Answers: 1
Mathematics, 21.06.2019 20:20
Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)
Answers: 3
Mathematics, 05.06.2021 20:50
Advanced Placement (AP), 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
World Languages, 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
Mathematics, 05.06.2021 20:50
Advanced Placement (AP), 05.06.2021 20:50
World Languages, 05.06.2021 20:50