Mathematics, 19.11.2020 17:40 ashhull2002
Suppose finishing time for cyclists in a race are normally distributed and have a known population standard deviation of 6 minutes and an unknown population mean. A random sample of 18 cyclists is taken and gives a sample mean of 146 minutes. Find the confidence interval for the population mean with a 99% confidence level.
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 20:50
A. what is the area of the base? use complete sentences to explain your reasoning. b. what is the volume of the prism? use complete sentences to explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 21:00
What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3
Answers: 2
Mathematics, 21.06.2019 21:40
In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.
Answers: 3
You know the right answer?
Suppose finishing time for cyclists in a race are normally distributed and have a known population s...
Questions
Mathematics, 17.12.2020 02:30
Chemistry, 17.12.2020 02:30
Mathematics, 17.12.2020 02:30
Mathematics, 17.12.2020 02:30
Mathematics, 17.12.2020 02:30
Biology, 17.12.2020 02:30
Mathematics, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Computers and Technology, 17.12.2020 02:40
Physics, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
