Answer:
Step-by-step explanation:
the answer is ~ It is a weak negative correlation, and it is likely causal.
Answer:

Step-by-step explanation:
Given


Required
Determine the average change
This is calculated as follows:

This gives:


Convert to improper fractions

Convert to multiplication




Answer:
(1, 9/2) or (1, 4.5)
Step-by-step explanation:
To find the midpoint, take the x1 and x2 values and divide it by 2, same for the y values.
(4-2)/2 and (6 + 3)/2
1 and 4.5
(1, 4.5)