In the one factor between groups design, in general, the ...

[asd123]

In the one factor between groups design, in general, the alternative hypothesis states that _____.
 
  a. all group means will be different
  b. only one group mean will be different
  c. there will be a difference between group means
  d. no group means will be different

Question 2

The _____ hypothesis in the one factor between groups design states that there will be no difference among the groups as a result of the treatment.
 
  a. null c. directional alternative
  b. nondirectional alternative d. research

[SamMuagrove]

Answer to Question 1

C
The alternative hypothesis for this design states that there will be a difference, but does not state how many or which means will differ from the others. Different experiments will make different specific predictions.

Answer to Question 2

A
The null hypothesis always states that the treatment will have no effect.