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
Fynjy0 [20]
2 years ago
5

In order to obtain subjects for a study, I ask for volunteers at a senior citizens center. Which threat to validity is most like

ly
Social Studies
1 answer:
antoniya [11.8K]2 years ago
4 0

The threat to validity that is likely to occur in the scenario above is Selection Bias.

<h3>What is Selection Bias?</h3>

This occurs when a researcher has control and intentionally chooses those who are going to be researched, observed, or studied. To eliminate this bias, the scientist must ensure that the sample population is selected very randomly.

Other threats to validity are:

  • History
  • Maturation
  • Attrition
  • Social Interaction
  • Instrumentation
  • Testing
  • Regression to the mean, etc.

Please see the link below for more about Threat to Validity:

brainly.com/question/4168290

You might be interested in
Great Britain would have a much cooler climate than it does if not for the
Anit [1.1K]

Answer:

Hello There!

Great Britain would have a much colder climate than it does if not for the gulf stream.

Hope This Helps You!  

Good Luck :)

5 0
3 years ago
Read 2 more answers
50 POINTS!!! In this unit, you learned that the United States has had a two-party political system for much of its history. Alth
Usimov [2.4K]

Answer:

Political factions or parties began to form during the struggle over ratification of the federal Constitution of 1787. Friction between them increased as attention shifted from the creation of a new federal government to the question of how powerful that federal government would be.

Explanation:

Advantages. Some historians have suggested that two-party systems promote centrism and . It can lead to political stability which leads, in turn, to economic growth.

5 0
2 years ago
A​ government-imposed restriction on the quantity of a specific good that another country is allowed to sell in the U.S. is A. a
a_sh-v [17]

Answer: B. an import quota

Explanation:

An import quota is known to be a form of trade restriction which the government of a country imposes on a particular good from another country.  The government place or put a limit on the number of imported goods which can be imported into the country over a specified period of time. Thus, the government imposes this in order to encourage local production of goods and services by making the prices of imported goods high and prices of local goods low.

6 0
3 years ago
Dr. Blagovich is interested in understanding how antidepressants affect brain structure. After administering SSRIs to a group of
tensa zangetsu [6.8K]

Answer:

increase in the number of neurons in the hippocampus

Explanation:

Studies shows that loss of number neurons in the hippocampus contribute to the pathophysiology of depression. Therefore, studies have been carried out to determine the effect of antidepressants on hippocampal neurons. Studies shows that antidepressants increase cell proliferation and also increase hippocampal neuron number i.e increased in the number of neurons in the hippocampus, by the process called neurogenesis.

Therefore, since Selective Serotonin Reuptake Inhibitors (SSRIs) is an antidepressant, when administered to rats it is most likely to find an increase in the number of neurons in the hippocampus when analyzing the brain tissues.

5 0
3 years ago
A key on the map is not used to explain --------------
vlada-n [284]
The answer is D, i think       

3 0
3 years ago
Read 2 more answers
Other questions:
  • How did the practice of granting citizenship to conquered people benefit Rome? A) Citizens could be called on to serve in the ar
    7·1 answer
  • How does the declaration of independence start?
    8·1 answer
  • What effects did geography have on the ways ancient greeks met their needs
    7·1 answer
  • Describe and discuss Maslow's hierarchy of needs including the types of needs and how they become dominant.
    9·1 answer
  • Which of these actions caused the United Nations and the international community to condemn Iraq in August 1990?
    14·2 answers
  • Sam takes a five-dollar bill from his wallet. He exchanges the bill for four quarters and four one-dollar bills. He then uses th
    12·1 answer
  • What is the lowest rank in Medieval European Society
    14·2 answers
  • 19. In order to achieve compromise, a critical component of politics, you must first possess
    5·1 answer
  • 1. Identify the effect of the logical reasoning that King employs in paragraph 44.
    5·1 answer
  • Statistically, numbers account for nearly half of all fatal collisions when the major factor is:_________
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!