Why is controlled experiment valuable to a scientist?

2 answers:

6 0

A control is an additional experiment you run alongside your test experiment. It is identical in every way to your test experiment,

Mumz [18]4 years ago

5 0

A researcher must only measure one variable at a time, and using a scientific control group gives reliable baseline data to compare their results with. For example, a medical study will use two groups, giving one set of patients the real medicine and the other a placebo, in order to rule out the placebo effect.

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Cases like NFIB v. Sebelius and Shelby County v. Holder illustrate what trend that has appeared in Supreme Court decisions since

Alborosie

Explanation:

In NFIB v. Sebelius law suit, National Federation of Independent Business filed a suit against ACA claiming that it was unconstitutional because of mandate which forced the citizens to purchase health insurance.

In Shelby County v. Holder case, Shelby County filed a case against the Congress that section 4(b) and section 5 are unconstitutional which is relevant to the issue of voting rights.

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3 years ago

Freud and his contemporaries viewed conversion symptoms as the result of:__________.

avanturin [10]

Answer:

Freud and his contemporaries viewed conversion symptoms as the result of:

C. the transfer of psychic energy attached to repressed emotions or memories to physical symptoms.

Explanation:

Sigmund Freud (1856-1939) was an Austrian neurologist and the father of psychoanalysis.

According to Freud and other specialists, conversion symptoms are physical symptoms unrelated to any diseases. For example, someone seems to have lost the ability to use his right hand. After undergoing examination and tests, nothing wrong is found, at least physically speaking. Freud believed that that symptom was indicative of repressed feelings or memories, as if the body were manifesting something trapped in that person's unconscious mind.

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3 years ago

Read 2 more answers

When putting together a puzzle with her son, mim selects a puzzle that is slightly too difficult for him to put together alone a

Pavel [41]

<span>In this example, Mim is engaging in scaffolding. This is a term most often used when referring to methods of teaching. A teacher uses scaffolding by introducing a new concept or concepts, and then steps back to allow the students to work on the concepts. The teacher can then offer help as the students are working.</span>

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3 years ago

What does the Knight of the White Moon make Don Quixote promise?

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To return to leave in peace for one year.

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3 years ago

An extensive survey revealed that children with relatively high self-esteem tend to picture God as kind and loving, whereas thos

ANTONII [103]

Answer:

d) assuming that association proves causation

Explanation:

By association proves causation, it means that there is a relationship between two different variables. Fundamentally, for the association to occur, there must be the causation that needs to be distinguished.

The term causation specifies that one event leads to the occurrence of the other event, hence there is a causal relationship between the two different events.

Here, in the question above, the survey revealed a causal relationship between self-esteem and a child's view towards God.

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3 years ago