Mathematics, 20.11.2020 03:30, kookycookiefanx
An ecological group suspects tuna are consuming dangerous levels of copper in a region of the world. Dangerous levels of copper are classified when they reach beyond 5.7 parts per million. A random sample of 21 tunas in the region were tested and the data is shown in the stemplot.
(Image below) Key: 2|0 = 2.0 parts per million
Part A: What proportion of the tuna in the sample have dangerous levels of copper in their systems? (4 points)
Part B: Construct and interpret a 98% confidence interval for the mean copper levels of the tuna if the sample of 21 tuna has a mean copper level of 4.77 parts per million and standard deviation of 1.16 parts per million. (6 points)
Answers: 2
Mathematics, 21.06.2019 19:00, anonymous115296
How many solutions does the nonlinear system of equations graphed bellow have?
Answers: 1
Mathematics, 21.06.2019 20:00, cferguson
Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 21:20, andybiersack154
52 cm radius = diameter = area = circumference = circumfer
Answers: 1
An ecological group suspects tuna are consuming dangerous levels of copper in a region of the world....
Social Studies, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50
Physics, 16.12.2020 23:50
SAT, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50
Mathematics, 16.12.2020 23:50