Answer:
option B

Step-by-step explanation:
we know that
The<u> correlation coefficient</u> r measures the direction and strength of a linear relationship.The value of r is always between
and 
Using a Excel tool (Correl function)
see the attached table
The value of r is 
Answer:
6^8
Step-by-step explanation:
6^4 * 6^4
We know that a^b * a^c = a^(b+c)
6^4 * 6^4 = 6^(4+4) = 6^8
Answer:
0
0
3
3
-4
-4
Step-by-step explanation:
they have the same value for each couple
Answer:
5cm
Step-by-step explanation:
5cm * 5cm = 25cm
The rate of change would be 7. you would plot your first point on the graph at (-2,0) and the next one would be up 7 and over 1 for your next plot point.