An example of an extraneous variable in a study designed to ...

[bcretired]

An example of an extraneous variable in a study designed to explore a child's unique problem-solving strategies is
 
  A) the child's response time for each problem set.
  B) the number of correct answers a child achieves without assistance.
  C) unrequested assistance from other children in solving the problems.
  D) the problem sets themselves.

Question 2

The two ways of controlling extraneous variables are
 
  A) the use of high-constraint research designs and the use of general control procedures.
  B) the use of low-constraint research designs and the use of general control procedures.
  C) the use of high-constraint research designs and the use of correlational designs.
  D) the use of high-constraint research designs and employing a smaller sample size.

[voltaire123]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: A

[bcretired]

Excellent

[AmberC1996]

Gracias!