Mathematics, 01.03.2021 09:40 michellen2020
May someone please help me out? Just do 1 and I just need steps because I’m unfamiliar with this.
Answers: 2
Mathematics, 21.06.2019 14:00, deadslinger5134
Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7
Answers: 2
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
May someone please help me out? Just do 1 and I just need steps because I’m unfamiliar with this.