Answer:
im pretty sure its 2
Step-by-step explanation:
You can graph the points and see if they fall in a straight line. After doing this, you'd be able to see that all the lines fall in the same line. This means that the points in the table are linear.<span />
Answer:
In statistics and econometrics, the first-difference (FD) estimator is an estimator used to address the problem of omitted variables with panel data. It is consistent under the assumptions of the fixed effects model. In certain situations it can be more efficient than the standard fixed effects (or "within") estimator.
First differences are the differences between consecutive y-‐values in tables of values with evenly spaced x-‐values. If the first differences of a relation are constant, the relation is _______________________________ If the first differences of a relation are not constant, the relation is ___________________________
Answer:

Step-by-step explanation:
6 weeks is 42 days.
6 days/42 days = 1/7