Lol i'm doing a maths test. last question can someone help me :)
...
Mathematics, 08.03.2021 15:10 mexicanvanilla
Lol i'm doing a maths test. last question can someone help me :)
Answers: 3
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
Select the graph of the solution. click until the correct graph appears. |x| = 3
Answers: 2
Mathematics, 21.06.2019 21:20
Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.
Answers: 2
Mathematics, 02.12.2021 04:50
Mathematics, 02.12.2021 04:50
Mathematics, 02.12.2021 04:50
History, 02.12.2021 04:50
Social Studies, 02.12.2021 04:50
Mathematics, 02.12.2021 04:50