1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Andrews [41]
3 years ago
9

If a researcher studies the effectiveness of anti-drug commercials by comparing the self-reported frequency of drug use among te

ens six months before and six months after the commercial aired, she is using an _____ design.
A. Cross-lagged panel
B. Cross-sectional
C. Ex post facto
D. Pretest/posttest
Social Studies
1 answer:
Keith_Richards [23]3 years ago
3 0

If a researcher studies the effectiveness of anti-drug commercials by comparing the self-reported frequency of drug use among teens six months before and six months after the commercial aired, she is using an Pretest/posttest design.

Answer: Option D

<u>Explanation:</u>

The pre-test is defined as a test carried out on a product or  service before it is set to enter into the market for sale. It is  usually done to check not only the effectiveness and efficiency of the  product or service but also to check the safety of it too.

Sometimes  a product or service is exposed to text after it enters the market.  This is known as post-test as that is carried out after the product  enters the market.

You might be interested in
A ______ projection can be visualized by holding a white piece of paper against the point of a globe
Liula [17]

Answer: a conic projection

Explanation:

a projection made by placing a paper cone over a lighted globe so that the axis of the cone aligns with the axis of the globe

6 0
3 years ago
Christians cannot help yielding to temptation. True/False
MariettaO [177]
I believe the answer to this question is false.
3 0
3 years ago
The act that prohibits age-based employment discrimination against individuals between 40 and 70 years of age is the __________.
klasskru [66]

Answer: Age Discrimination in Employment Act of 1967

Explanation:

4 0
3 years ago
Jaime is creating shadows on the wall and watching his cat Simba to see if Simba jumps at the shadows or not. He uses different
Nina [5.8K]

Answer: Stimulus perception relationship

Explanation:

Stimulus perception relationship could be defined as the ability for an organism to react based on an action on it by another party. This relationship is used to know the behavior of an organism. Jamie's action of using shadows for the cat and wanting to see the cats reaction is understood to be a stimulus perception relationship.

6 0
3 years ago
Most anti-federalists were based in rural areas (farms), why would they want to weaken the central government?
blagie [28]

Answer:

They feared people would get to much power and it would lead back to the life they had in britain with kings

Explanation:

6 0
3 years ago
Other questions:
  • What groups given the right to U.S. citizenship after 1860
    10·2 answers
  • Which statement is NOT true about the Khmer Empire?
    14·2 answers
  • A city council is discussing whether or not to build a park on a piece of land that is currently a parking lot. Which of the fol
    9·1 answer
  • Someone please please help me i need a 90 to pass,
    14·1 answer
  • Which is not one of functionalism’s four main purposes of government?
    7·1 answer
  • What is judicial review?
    11·1 answer
  • Because the Egyptians constructed early forms of glass and mortar for setting bricks, scholars know they were skilled in which s
    5·1 answer
  • Who can establish a new branch of military ?
    11·1 answer
  • British colonialism was guided by mercantilism. Under this system, what was the purpose of colonies?
    7·1 answer
  • humans who have pets tend to be healthier than humans who do not have pets. which of these terms applies to the relationship bet
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!