subject
Mathematics, 03.12.2021 23:40 kolibeilfuss

Suppose delivery time for distributors in an area are normally distributed and have a known population standard deviation of 9 minutes and an unknown population mean. A random sample of 21 distributors is taken and gives a sample mean of 161 minutes. Find the error bound (EBM) of the confidence interval with a 90% confidence level.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your
Answers: 1
question
Mathematics, 21.06.2019 18:00
When y’all answer can y’all explain too !
Answers: 1
question
Mathematics, 22.06.2019 00:00
What is mean median mode and range?
Answers: 2
question
Mathematics, 22.06.2019 01:00
At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?
Answers: 2
You know the right answer?
Suppose delivery time for distributors in an area are normally distributed and have a known populati...
Questions
question
Computers and Technology, 24.09.2019 11:30
Questions on the website: 13722361