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LiRa [457]
3 years ago
15

A controlled experiment has multiple variables so that more hypotheses can be tested at a time.

Social Studies
2 answers:
Volgvan3 years ago
6 0
No. a controlled experiment is an experiment that has only one variable being tested at a time. a controlled experiment has all of the subjects being treated the same with the exception of the variable that is being tested.
Finger [1]3 years ago
4 0
Your answer is true. Hope this helps!
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Explain worry as an emotional change​
krek1111 [17]

Answer:

Worry refers to the thoughts, images, emotions, and actions of a negative nature in a repetitive, uncontrollable manner that results from a proactive cognitive risk analysis made to avoid or solve anticipated potential threats and their potential consequences.

6 0
2 years ago
Anna Mae is 72 years old. She recently became a volunteer for Habitat for Humanity when a project was introduced to her group of
ollegr [7]

This is just an example of how people in late adulthood continue to be <u>productive </u>in many ways.

<h3>Productive</h3>

When someone is productive it means that the person is hard working and engages in different tasks.

Hence, Anna is productive because she was a volunteer worker before another job was introduced to her which was a senior community Centre.

Learn more about productive here:brainly.com/question/2992817

#SPJ1

6 0
1 year ago
How is everyday use of the term, law, different than a scientific law?
Alla [95]
Laws in day to day may refer to a bill that has been passed in your country creating a law. A law within is Science is usually a fact that remains consistent and doesn’t change (like Newtons Laws). Scientific laws of course are tested to see if they remain accurate consistently before becoming law but they aren’t simply voted in/passes like laws in the judicial system.
5 0
1 year ago
1. Which European country has the most free (from government control) economy? a. United Kingdom b. Germany c. Russia​
Aliun [14]

Im pretty sure the answer is A but somebody check me if im wrong

7 0
2 years ago
Imagine an experiment wherein participants were told of a previously unknown tribe living on a pacific island. only one member o
mafiozo [28]

Answer:

From a statistical point of view, participants do not have enough information. To extrapolate statistical data, at least 30 subjects should be observed to make an inference, considering the traditional quantitative analysis and using the central limit theorem.

Explanation:

The central limit theorem, indicates that, in very general conditions, if Sn is the sum of n random independent variables and of not null but finite variance, then the function of distribution of Sn approximates to a normal distribution or Gauss distribution, therefore, the number of variables is quite enough in size to establish that the sample shares “normally” a characteristic such as “being obese” in the example referred regarding the tribe on the pacific island.

4 0
2 years ago
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