subject
Mathematics, 17.03.2021 23:50 teresaswinger

The age of trees in a forest is known to be approximately normal with an average age of 40 years and a standard deviation of 10 years. About _ of the trees have ages between 10 years and 70 years.


The age of trees in a forest is known to be approximately normal with an average age of 40 years an

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:50
Graph y β‰₯ -x^2 - 1. click on the graph until the correct graph appears.
Answers: 1
question
Mathematics, 21.06.2019 19:30
Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%
Answers: 2
question
Mathematics, 21.06.2019 20:00
Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?
Answers: 2
question
Mathematics, 21.06.2019 22:00
1) prove that 731^3βˆ’631^3 is divisible by 100 2) prove that 99^3βˆ’74^3 is divisible by 25
Answers: 2
You know the right answer?
The age of trees in a forest is known to be approximately normal with an average age of 40 years and...
Questions
question
Mathematics, 04.03.2021 21:50
question
History, 04.03.2021 21:50
question
Mathematics, 04.03.2021 21:50
question
Mathematics, 04.03.2021 21:50
question
Mathematics, 04.03.2021 21:50
question
Social Studies, 04.03.2021 21:50
question
Mathematics, 04.03.2021 21:50
Questions on the website: 13722363