Mathematics, 17.06.2020 20:57 bakerj5203
One study revealed that a child under the age of 10 watches television 4.5 hours per day. A group of families from a certain comunity would like to beleive that their children watch television less than the national average. A random sample of 14 children from the community yielded a mean of 4.1 hours per day with standard deviation of 1.2. Test the appropriate hypothesis at the level of significance 0.01. Assume the viewing time is normally distributed and interpret your results.
Answers: 2
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
Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.
Answers: 1
Mathematics, 22.06.2019 01:30
What is the solution to the system of equations? y=1.5-3 y=-x
Answers: 2
One study revealed that a child under the age of 10 watches television 4.5 hours per day. A group of...
Mathematics, 13.03.2020 22:08
Mathematics, 13.03.2020 22:08
Mathematics, 13.03.2020 22:08