Mathematics, 12.03.2021 21:40 elkinsmarie88oyzd23

In track, the 1600m race often has approximately normally distributed finishers. The top division mean time is 5.22 (or 322 seconds) with a standard deviation of 22 seconds. You may use this Z-Table
What percent of racers would someone beat for running a mile in under 5 minutes (300 seconds)?
What percent finish between 5:30-6 minutes (330-360 seconds)?

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:10

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Answers: 1

Answer

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

Answer

Mathematics, 21.06.2019 19:30

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Answers: 2

Answer

Mathematics, 22.06.2019 04:00

Which is the standard form for this number? (2 x 10) + (5 x 1) + (8 x 1 10,000 )

Answers: 1

Answer

You know the right answer?

In track, the 1600m race often has approximately normally distributed finishers. The top division me...

Questions

Mathematics, 11.09.2020 14:01

Can some one please help ...

Mathematics, 11.09.2020 14:01