If you want to test a hypothesis that as a particular independent ...

[armygirl]

If you want to test a hypothesis that as a particular independent variable increases it will cause a particular dependent variable to increase, what would be the simplest design that could be used?
 
  A) a single-variable, single-level
  B) a single-variable, two-level
  C) a single-variable, multilevel
  D) a factorial

Question 2

If your dependent variable is the number of items correctly recalled from a 10-item word list, you could have potential problems with
 
  A) a ceiling effect, but not a floor effect.
  B) a floor effect, but not a ceiling effect.
  C) both floor and ceiling effects.
  D) Neither ceiling nor floor effects

[Carissamariew]

Answer to Question 1

B

Answer to Question 2

C