A correlation of r = -0.90 means that there is essentially no ...

[Zulu123]

A correlation of r = -0.90 means that there is essentially no consistent relationship between X and Y.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The fundamental threat to internal validity in the regression-discontinuity design is selection.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[k2629]

Answer to Question 1

False

Answer to Question 2

False

[Zulu123]

YES! Correct, THANKS for helping me on my review

[parker125]

Thanks for the timely response, appreciate it