3:80
4:20 those are the answers
Answer:
1. Product
2. Difference
3. Difference
Step-by-step explanation:
:)
(5xg)-f=25-f
F= rly anything g=5
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:

