subject
Mathematics, 19.06.2020 05:57 NateOLit

Assume the standard deviation is $410 and that the amounts refunded follow a normal probability distribution. 1. What percent of the refunds are more than $3,100? 2. What percent of the refunds are more than $3,100 but less than $3,500? 3. What percent of the refunds are more than $2,250 but less than $3,500?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.
Answers: 1
question
Mathematics, 21.06.2019 21:30
Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price
Answers: 2
question
Mathematics, 22.06.2019 00:40
Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2
Answers: 1
question
Mathematics, 22.06.2019 06:30
There are four paths from the cabin to the lake. and how many ways can you walk from the cabin to the lake back?
Answers: 1
You know the right answer?
Assume the standard deviation is $410 and that the amounts refunded follow a normal probability dist...
Questions
question
Social Studies, 21.06.2019 19:20
question
Social Studies, 21.06.2019 19:30
question
Mathematics, 21.06.2019 19:30
Questions on the website: 13722360