Mathematics, 18.09.2021 07:00 schoolgirl61
Find the value of 1/4 + 2/3
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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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In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class
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Find the value of 1/4 + 2/3...
Computers and Technology, 27.09.2019 23:10
Computers and Technology, 27.09.2019 23:10
Computers and Technology, 27.09.2019 23:10