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Author Question: The two control groups in the California study on the effect of a new child passenger restraint law ... (Read 64 times)

Awilson837

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on: Aug 4, 2018
The two control groups in the California study on the effect of a new child passenger restraint law were added to control for
 
  A) instrumentation.
  B) history.
  C) maturation.
  D) Both A and B

Question 2

The study conducted in California to study the effects of child passenger restraint law for children under age 4 included two control groups. What were the two groups?
 
  A) Children over age 4 and children under age 4 in another state.
  B) Adults with children and children over age 4 in another state.
  C) Adults in California and adults in another state.
  D) Children with car seats and children without car seats.


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kaillie

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Reply #1 on: Aug 4, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A


Awilson837

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Reply 2 on: Aug 4, 2018
Gracias!

phuda

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Reply 3 on: Yesterday
:D TYSM

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