Answer:
Circumference= 69.08
Area = 380.13
Step-by-step explanation:
Answer:
79
Step-by-step explanation:
because i said so
The answer would be $24.55 per oz of gold alloy so rounded up would be $25
Answer:
The correct answer is B!
Step-by-step explanation:
Answer:


And the margin of error with this one:


Step-by-step explanation:
Assuming that the parameter of interest is the sample mean
. And we can estimate this parameter with a confidence interval given by this formula:
(1)
For this case the confidence interval is given by (1.9, 3.3)
Since the confidence interval is symmetrical we can estimate the sample mean with this formula:


And the margin of error with this one:

