subject
Mathematics, 11.02.2021 22:00 laura1649

The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard deviation of 7.8309 years. What percentage of individual aircraft have ages between 10 years and 16 ​years? Assume that a random sample of 81aircraft is selected and the mean age of the sample is computed. What percentage of sample means have ages between 10 years and 16 ​years?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:40
Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie
Answers: 2
question
Mathematics, 21.06.2019 17:30
Is it true or false i’m trying to pass this test so i can leave school
Answers: 2
question
Mathematics, 21.06.2019 18:50
Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?
Answers: 1
question
Mathematics, 21.06.2019 22:00
20 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1
Answers: 2
You know the right answer?
The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard de...
Questions
Questions on the website: 13722363