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
Crank
3 years ago
15

Dr. Johannsen wants to test whether recovering alcoholics perform worse on tests of motor coordination than a group of control p

articipants. Unbeknownst to him, the control group meets at an amusement park three hours before testing and goes on as many rides as possible. They perform worse than the alcoholic group. This is an example of a(n) Group of answer choices regression effect. selection-maturation effect. regression artifact. selection-history effect.
Social Studies
1 answer:
Sergeeva-Olga [200]3 years ago
4 0

Answer:

selection-history effect.

Explanation:

Dr. Johannsen wants to test whether recovering alcoholics perform worse on tests of motor coordination than a group of control participants. Unbeknownst to him, the control group meets at an amusement park three hours before testing and goes on as many rides as possible. They perform worse than the alcoholic group. This is an example of a <u>selection-history effect</u>. Selection-history effect is any activity/event that happens before the start of a study, between pretest and posttest that has the ability to change the conditions of a study an hence its outcome.

You might be interested in
Prepare a dialogue between two friends about development of society​
elixir [45]

Explanation:

Hey there!

<u>See</u><u> </u><u>below</u><u>;</u>

Rohan: Hey, I was absent yesterday. So can you please tell me something about what our social teacher taught us?

Mina: Sure! He said some important points on development of society. The development is defined as the positive changes which gives the people good services and facilities in a society is called development of society. Similarly, he discussed on some points to develop our society.

Rohan: Ohh, can you describe them too.

Mina: Yeah! It's very important to develop our society to develop our country. Some major points include; sustainable development, increase in tourism, increase in production of hydroelectricity, etc.

You may be thinking how these helps in development of our society? But actually they are really important factor that can help society developed. On doing sustainable development, increaseing tourism, etc can uplift the living standard of people which directly leads in development of our society.

Rohan: Okay, i got something that i was really unknown. But can you also add some of the points on how it is possible.

Mina: Ohh, okay. Increasing hydroelectricity, tourism, etc cannot be done by us being a small children. But can support in various things like; educating people importance of sustainable development, active people's participation., and so on.

Rohan: Thank you so much.

Mina: My pleasure to help you!

<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>

8 0
3 years ago
True or false the supreme court affects governmental change by interpreting cases
Anika [276]
The answer to your question is True. The supreme court can rule certain laws unconstitutional through cases. 
7 0
2 years ago
Which scientific study would most likely support the need for state law restrictions on plastic bag use?
DerKrebs [107]

Answer: identifying the process used to make plastic bags

Explanation:

Sorry I do not have one because I am only in 5th grade and do not know if this is the correct answer, I tried my very best.

3 0
2 years ago
Read 2 more answers
Stereotype threat tends to improve one’s self-efficacy. true or false.
Nadusha1986 [10]

The answer would actually be false.

7 0
3 years ago
Read 2 more answers
Recommend me some action romance school life manhwa​
Sergeu [11.5K]

Answer:

Explanation:

god of Blackfield

study group

refuded high school

5 0
2 years ago
Other questions:
  • Who wanted the us government to work?
    9·1 answer
  • Imagine a boy, whose needs for love and tenderness are not being met by his mother, and who is a catholic growing up in a prejud
    10·1 answer
  • Self-esteem is a collective product of your life experiences true or false
    15·1 answer
  • True or false- Historians have proven that the pilgrims didn't really wear those funny hats and buckles on their shoes.
    15·1 answer
  • What are the apparent advantages and potential disadvantages of focusing your self-development on achieving excellence in a spec
    12·2 answers
  • While researching a paper about the history of rule changes in the NBA, Mark reads a column in a February 2013 issue of Sports I
    10·1 answer
  • Why did the mongols have difficulty conquering southeast Asia
    6·2 answers
  • The following statements are from Enlightenment philosophers:
    8·1 answer
  • A type of stressor that originates from destructive relationships with others​
    5·1 answer
  • 1pt In which region did the Native Americans rely on animal skins to build their houses?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!