Answer:
A straight line.
Step-by-step explanation:
An arithmetic sequence has a common difference so the slope of the graph will be constant, giving a straight line.
Answer:
(1,7.5)
Step-by-step explanation:
(x₁ + x₂ / 2 , y₁ + y₂ / 2)
(-2 + 4 / 2 , 6 + 9 / 2)
(2 / 2 , 15 / 2)
(1,7.5)
The correlation is positive. It is also a moderate correlation.
? = 5.8
-3.3 - 5.8 = 2.5 or 2 1/2