The range of numbers (indicating the degree of relationship) that ...

[neverstopbelieb]

The range of numbers (indicating the degree of relationship) that can occur in a correlation is:
 
  10 to +10.
  1.0 to +1.0.
  0 to 10.
  100 to +100.

Question 2

A correlation is considered to be positive if:
 
  both variables increase or decrease together.
  one variable increases while the other variable decreases.
  no connection between the two variables is seen.
  there is no instance of a positive correlation.

[scottmt]

Answer to Question 1

1.0 to +1.0.

Answer to Question 2

both variables increase or decrease together.