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
Vsevolod [243]
3 years ago
7

To test the effectiveness of a liquid supplement that is supposed to help forgetful people with their memory, 400 college studen

ts are recruited for a study and divided into two groups. Group A with 250 students receives the supplement, while group B with 150 students receives some colored water. Neither group is told what they received. After several weeks, they are given a memory test. This study can best be described as
Social Studies
2 answers:
yanalaym [24]3 years ago
8 0

Answer:

Controlled placebo study

Explanation:

A controlled placebo study can be described as a method that is employed to test a medical therapy by creating two different groups in which the first group of subjects are given the treatment to be examined, while the second group receive a sham placebo treatment that is meant not to produce any effect.

The aim is to compare the results of the two types of test, note difference and then draw an empirical conclusion.

Therefore, the study described in the question is a controlled placebo study.

laila [671]3 years ago
6 0

Answer: This is a "CONTROLLED PLACEBO EXPERIMENT".

Explanation: A controlled placebo experiment is a type of research method that is used to check the effectiveness of a drug in a patient. This is done by selecting a sample group, then randomly divide the two group into a placebo group ( this are the group that will receive the drug treatment ) and the controlled group( these are the group that will receive a coloured mixture that looks like the drug, but does not have any effect). Without the groups knowledge about the real drugs and the coloured mixture, but are followed up and tested.

This is a controlled placebo experiment, because 400 student has been choosed as the sample, and are divided into a placebo group and a controlled group, to check the effectiveness of a drug on their memory.

You might be interested in
Aaron is afraid of dogs, and every time he walks past a dog, he assumes the dog is going to lunge at him and moves to the other
andreev551 [17]

Answer:

Cynophobia

Explanation:

Cynophobia is an extreme fear of dogs and is very common in people.

7 0
2 years ago
Find the quotient of 18.212 ÷ 5.8
Olenka [21]

In order to get this answer you will just have to divide.

18.212 \div5.8

   0 0 3. 1 4 0

5 8 1 8 2. 1 2 0

 − 0          

   1 8        

 −   0        

   1 8 2      

 − 1 7 4      

       8  1  

    − 5 8    

  2 3 2  

 − 2 3 2  

  0 0

 −   0

 0

Therefore your answer is "3.14."

Hope this helps.

4 0
3 years ago
A student’s set of expectations about how a college professor is supposed to act is an example of a:______.
cestrela7 [59]

A student’s set of expectations about how a college professor is supposed to act is an example of a d. schema.

A schema is a cognitive framework or concept that helps organize and interpret information. Schemas are useful because they allow us to create shortcuts in interpreting the vast amount of information available around us.

Schema, in the social sciences, a mental structure that individuals use to organize their knowledge and control their cognitive processes and behavior. Humans use schemas (plural of schema) to classify objects and events based on common elements and characteristics to interpret and predict the world.

Learn more about schema here: brainly.com/question/9741540

#SPJ4

8 0
2 years ago
A constitutional arrangement in which the subnational governments rely on the national government for their power is called a
VARVARA [1.3K]

Answer:

unitary system.

8 0
2 years ago
Free entry means that _____.
Bezzdna [24]

Answer:

c. a firm's marginal cost is zero.

Explanation:

Free entry is the <em>condition in which new firms are allowed to enter an industry costlessly</em> in order to achieve an economic benefit by establishing production and beginning to sell the product. To keep the equilibrium in the market free entry also allows free exit of firms.

I hope you find this information useful and interesting! Good luck!

7 0
3 years ago
Other questions:
  • Should Church leaders be political rulers?
    12·2 answers
  • Read this excerpt from the Declaration of Independence. Which portion of the text reflects the Founding Fathers’ ideas about the
    13·1 answer
  • While a child growing up in Chicago is unlikely to be skilled at tracking animals, it likely knows about taking baths and eating
    15·1 answer
  • I am a canal that allows passage from the pacific to the Caribbean Sea. I am almost on the souther tip of North America. What ca
    8·1 answer
  • What was the impact of literacy tests and poll taxes in Georgia? A) They kept blacks and poor whites from voting. B) They starte
    14·2 answers
  • What is the 13th colonies name?
    9·2 answers
  • What continent includes the countries with the lowest GDP (Gross Domestic Product)?
    7·1 answer
  • Why are there challenges in the development of human resources​
    9·1 answer
  • Actividad 7.
    7·1 answer
  • When a person is out of work because she/he left the job she/he had to look for another position, the person is:________
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!