Answer:
yz
Step-by-step explanation:
........
........
answer is YZ
<span>C.
-2/3
</span><span>A.
-1/2
derp derp</span>
Given a table below which gives the years in A.D. for an archaeological excavation site using the method of tree ring dating:

Part A:
The sample mean is given by:

Therefore, the sample mean is 1268.
Part B:
We calculate the sample standard deviation as follows:

Part C:
The 90% confidence interval is given by:
Answer:
The length is 12 meters
Step-by-step explanation:
A=L×W
96=L×8
96/8=12