subject
Mathematics, 27.04.2021 08:00 josephcfaucett2863

A sports marketing company is interested in how many hours teenagers in a town spend watching sports. They randomly select 40 teenagers in this town and ask how many hours per week they spend watching sports. The mean amount is 6.25 hours with a standard deviation of 4.33 hours. Which of the following is the 90% confidence interval for the true mean amount of time teenagers from this town watch sports? Find the t-table here.

(4.396, 8.104)
(4.865, 7.635)
(5.097, 7.404)
(5.245, 7.256)

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
What is the slope of a line that is perpendicular to y = 3x + 1
Answers: 1
question
Mathematics, 21.06.2019 20:30
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
question
Mathematics, 21.06.2019 21:30
Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.
Answers: 2
question
Mathematics, 21.06.2019 22:00
White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.
Answers: 2
You know the right answer?
A sports marketing company is interested in how many hours teenagers in a town spend watching sports...
Questions
question
Mathematics, 26.02.2022 17:10
question
Computers and Technology, 26.02.2022 17:10
question
Social Studies, 26.02.2022 17:10
Questions on the website: 13722359