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bekas [8.4K]
3 years ago
10

What do the Supreme Court opinions in Plessy v. Ferguson and Brown v. Board of Education, as well as Lochner v. New York and Uni

ted States v. Darby, have in common
Social Studies
1 answer:
Drupady [299]3 years ago
6 0

Answer:D

Explanation:

Opinions in later years shifted to a different point of view from the earlier cases.

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In certain cases, antitrust violators may be subject to court-ordered supervision. how long can this supervision last?
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10 years Court-ordered supervision may last as long as 10 years if a brokerage is guilty of violating antitrust law. In certain cases, antitrust violators may be subject to court-ordered supervision.

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2 years ago
Discuss two challenges youth could encounter as a volunteer ​
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Answer:

Challenges in Volunteer Management

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2 years ago
In many melanesian societies, carved birds are shown with humans as symbols of ________.
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4 0
3 years ago
The fundamental idea behind natural selection is that, within a particular environment, a genetically influenced trait tends to
Westkost [7]

I believe the answer is:  behavioral tendencies

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This type of tendencies are integrated within our brain as a form of survival mechanism. Examples of behavioural tendencies would be the fact that we become extremely cautious when we experience a spike in adrenaline that increase our response and concentration when we feel that we're in danger.

6 0
3 years ago
Hannah wants to see if her new technique of ping-pong playing can increase one's ping-pong performance. She asks the U.S. Olympi
Rom4ik [11]

Answer:

Ceiling effect

Explanation:

Full question

Hannah wants to see if her new technique of ping-pong playing can increase one's ping-pong performance. She asks the U.S. Olympic ping-pong team to work with her. Half of the U.S Olympic team is randomly assigned to be taught by the new style, the experimental group, and the other randomly assigned half are not, the control group. Her technique does not significantly increase the performance of the experimental group compared to the control group, perhaps because they are already so good at the sport. This could be an example of

a. the need for matching groups.

b. a ceiling effect.

c. the need for determining initial comparability.

d. an internally invalid study.* .

Ceiling effect

In Hannah case the experimental group and the control group was pretty much not significantly different because both groups were already good at the sport. Her experiment couldnt function properly because there is no accuracy to the test since both groups perform well, this is known as a ceiling effect

The term ceiling effect is a measurement limitation that occurs when the highest possible score or close to the highest score on a test or measurement instrument is reached, thereby decreasing the likelihood that the testing instrument has accurately measured the intended group.

8 0
3 years ago
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