Two variables increasing and decreasing together is to _____ as ...

[cnetterville]

Two variables increasing and decreasing together is to _____ as two variables moving in opposite directions is to _____.
 
  a. no relationship; curvilinear relationship
  b. curvilinear relationship; negative relationship
  c. positive relationship; negative relationship
  d. negative relationship; positive relationship

Question 2

Per the text, we would expect the correlation between smoking and lung cancer to be _____ whereas we would expect the correlation between mountain elevation and temperature to be _____.
 
  a. curvilinear; negative
  b. positive; negative
  c. negative; positive
  d. positive; curvilinear

[Natalie4ever]

Answer to Question 1

c

Answer to Question 2

b

[cnetterville]

Gracias!

[bulacsom]

Thanks for the timely response, appreciate it