Step-by-step explanation:
a2 +b2=c2
=
I think the correct answer would be -0.5. It would be the best estimate since looking at the graph the points tend to have a negative correlation where as Y increases the value of X decreases. However, the value of the correlation would be small since the points are very varied. Hope this helps.
Answer:
it should be 4.5
Step-by-step explanation:
Answer:
2 units
Step-by-step explanation:
Sin(30) = BC/4
BC = 4×½ = 2
no correlation because as the number of people who biys tickets it doesn affect the value of the grand prize since it is chosen before the amount of tickets are sold