Answer:
95% Confidence interval: (0.375,0.377)
Step-by-step explanation:
We are given the following in the question:
Sample mean,
= 0.376 cc/cubic meter
Sample size, n = 15
Alpha, α = 0.05
Sample standard deviation, s = 0.0012
Degree of freedom =

95% Confidence interval:
Putting the values, we get,
(0.375,0.377) is the required 95% confidence interval for the population mean potassium chloride concentration.
Answer:
A
Step-by-step explanation:
7. 233
8. 4
9. 6
10. 5
11. 4
12. 7
13. 7
Answer:
c = 2 , d = 3
Step-by-step explanation:
(2y^3)(9y^3) = 18y^6
Answer:
The third graph is your answer.
Step-by-step explanation:
I included a graph below with the correct graphing.