subject
Mathematics, 27.04.2021 08:00 zoeatlowapple

A researcher is 95% confident that the interval from 3.6 hours to 8.1 hours captures μ = the true mean amount of daily screen time for US adults. Is there evidence that the true mean number of hours of screen time for US adults is greater than 3.5?

No. There is not evidence that the population mean is greater than 3.5, because 3.5 is not within the 95% confidence interval.
No. There is not evidence that the population mean is greater than 3.5, because there are values within the 95% confidence interval other than 3.5.
Yes, there is evidence that the population mean is greater than 3.5, because 3.5 is not within the 95% confidence interval.
Yes, there is evidence that the population mean is greater than 3.5, because the entire 95% confidence interval is greater than 3.5.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)
Answers: 1
question
Mathematics, 21.06.2019 20:30
1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?
Answers: 1
question
Mathematics, 21.06.2019 21:40
Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.
Answers: 3
question
Mathematics, 22.06.2019 02:30
If wxyz is a square, which statements must be true? plz < 3
Answers: 1
You know the right answer?
A researcher is 95% confident that the interval from 3.6 hours to 8.1 hours captures μ = the true me...
Questions
question
Mathematics, 16.09.2021 22:50
question
Chemistry, 16.09.2021 22:50
question
Mathematics, 16.09.2021 22:50
question
Social Studies, 16.09.2021 22:50
Questions on the website: 13722363