subject
Mathematics, 21.12.2020 17:30 kaveon2019

In a study of exercise, a large group of male runners walked on a treadmill for 6 minutes. Their heart rates in beats per minute at the end vary from runner to runner according to the N(104, 12.5) distribution. The heart rates for male nonrunners after the same exercise have the N(130, 17) distribution. Include a percent symbol in your answer. a. What percent of the runners have heart rates above 140? b. What percent of nonrunners have heart rates above 140?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Define multiplicative inverse. give an example of a number and its multiplicative inverse.
Answers: 1
question
Mathematics, 22.06.2019 01:00
If log(a) = 1.2 and log(b)= 5.6, what is log(a/b)? a. 4.4b. 6.8c. not enough informationd. -4.4
Answers: 1
question
Mathematics, 22.06.2019 01:40
Shelly bought a house five years ago for $150,000 and obtained an 80% loan. now the home is worth $140,000 and her loan balance has been reduced by $12,000. what is shelly's current equity?
Answers: 2
question
Mathematics, 22.06.2019 02:30
Which of the following exponentially equations is equivalent to the logarithmic equation below?
Answers: 2
You know the right answer?
In a study of exercise, a large group of male runners walked on a treadmill for 6 minutes. Their hea...
Questions
question
Mathematics, 09.01.2021 22:30
question
English, 09.01.2021 22:30
question
Mathematics, 09.01.2021 22:30
question
Mathematics, 09.01.2021 22:30
Questions on the website: 13722365