Grade nine trigonometry question (picture with question attached)
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Mathematics, 07.03.2021 16:00, ashgold324
Grade nine trigonometry question (picture with question attached)
Answers: 3
Mathematics, 21.06.2019 18:20, nehaljay1883
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, 28.10.2020 19:30
Mathematics, 28.10.2020 19:30
Mathematics, 28.10.2020 19:30
Mathematics, 28.10.2020 19:30
Biology, 28.10.2020 19:30
English, 28.10.2020 19:30
Mathematics, 28.10.2020 19:30