If a researcher compared left-handed versus right-handed girls on ...

[oliviahorn72]

If a researcher compared left-handed versus right-handed girls on a reading test after giving half of them special training, then the attribute variable and one likely extraneous variable, would be respectively
 
  a. special training; reading scores.
  b. handedness; age of student.
  c. reading scores; ability level.
  d. special training; gender.
  e. handedness; special training.

Question 2

Which question expresses concern for the internal validity of a design?
 
  a. Is the selected setting representative?
  b. To what extent can the research findings be generalized?
  c. Was the change in the dependent variable really due to the treatment?
  d. What characteristics of the setting allow the findings to be generalized?

[robbielu01]

Answer to Question 1

B

Answer to Question 2

C

[oliviahorn72]

Excellent

[cici]

Thanks for the timely response, appreciate it