Mathematics, 16.04.2020 00:22 kjmesser33
The average speed of a volleyball serve is 57 miles per hour. Natalie practiced a new technique to improve her serving speed. Her coach recorded the speed of 36 random serves during practice and found that her average speed using the new technique was 58.9 miles per hour, with a standard deviation of 2.8 miles per hour.
Part A: State the correct hypotheses if Natalie is trying to prove the new technique is an improvement over the old technique.
Part B: Identify the correct test and check the appropriate conditions.
Answers: 2
Mathematics, 20.06.2019 18:04
Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.
Answers: 2
Mathematics, 21.06.2019 21:30
Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?
Answers: 1
The average speed of a volleyball serve is 57 miles per hour. Natalie practiced a new technique to i...
Mathematics, 02.08.2021 08:50
English, 02.08.2021 08:50
Mathematics, 02.08.2021 08:50
Mathematics, 02.08.2021 08:50
Mathematics, 02.08.2021 08:50
Social Studies, 02.08.2021 08:50
Mathematics, 02.08.2021 08:50
History, 02.08.2021 08:50
Health, 02.08.2021 08:50
Health, 02.08.2021 09:00
Mathematics, 02.08.2021 09:00
Mathematics, 02.08.2021 09:00