Mathematics, 13.11.2019 19:31 terriblexsiren
The time spent, in hours, of teenagers on social media per year are normally distributed with a population standard deviation of 442 hours and an unknown population mean. if a random sample of 24 teenagers is taken and results in a sample mean of 1330 hours, find a 99% confidence interval for the population mean.
Answers: 3
Mathematics, 21.06.2019 16:30
Triangle inequality theorem state if each set of three numbers can be the lengths of the sides of a triangle. 1. 9, 8, 22. 2. 5,10,12. 3. 7,10,22. 4. 4,11,12. 5. 11,9,10. 6. 10,4,19. 7. 3,12,10. 8. 4,3,2. 9. 6,5,13. 10. 7,12,20. me .
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Mathematics, 21.06.2019 17:00
Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.
Answers: 1
Mathematics, 21.06.2019 23:30
Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b
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Mathematics, 22.06.2019 02:00
What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?
Answers: 2
The time spent, in hours, of teenagers on social media per year are normally distributed with a popu...
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