If an Investigator Found a

question 131

Multiple Choice

If an investigator found a +.50 correlation between parents' vocabularies and their children's vocabularies, it would mean that:

• A) children know about half as many words as their parents.
• B) the more words parents know, the more words their children know.
• C) by talking to them, parents increase their children's vocabularies.
• D) the relationship between parents' and children's vocabularies is too small to be of significance.

---

Definitions:

Identifiable Patterns

Observable and recognizable sequences or behaviors that recur under similar conditions.

Disarmament

The reduction or withdrawal of military forces and weapons, aimed at reducing the potential for conflict or war.

Concealment of Random Allocation

A technique used in randomized controlled trials to prevent selection bias by concealing the allocation sequence from those assigning participants to intervention groups.

Intervention Group

A group in a scientific study that receives the treatment or intervention being tested, as opposed to a control group which does not.