subject
Mathematics, 15.04.2021 16:10 chaparoonie15

A study shows that the mean rainfall in a certain town in the United States is 26.9 inches per year with a standard deviation of 2.3 inches per year.
What is the probability that on a certain year, the amount of rainfall falls below 20 inches?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?
Answers: 1
question
Mathematics, 21.06.2019 19:30
The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.
Answers: 1
question
Mathematics, 21.06.2019 21:10
Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°
Answers: 2
question
Mathematics, 21.06.2019 21:30
Using elimination, what is -4x+2y=-12 4x+8y=-24
Answers: 1
You know the right answer?
A study shows that the mean rainfall in a certain town in the United States is 26.9 inches per year...
Questions
question
Mathematics, 22.07.2019 22:30
Questions on the website: 13722367