Answer:
thank you very much ............
Answer:
61.5 cm^3
Step-by-step explanation:
Answer:
hello : here is a solution
<span>The mixed number -4 1/5 can be written as the improper fraction -19/15
It's false
</span>- 4 1/5 = - (20/5 + 1/5) = -21/5
Hope it helps
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.