What is an explanation that can be tested

1) hypothesis an educated guess about a possible solution to a mystery; a prediction or statement that can be tested; A reasonable or educated guess; what a scientist thinks will happen in an experiment.

What is a possible explanation or answer that can be tested?

A hypothesis (plural hypotheses) is a proposed explanation for a phenomenon. For a hypothesis to be a scientific hypothesis, the scientific method requires that one can test it.

What is an explanation for an observation?

An hypothesis is a proposed explanation for a set of observations, a phenomenon. Scientific hypotheses must satisfy a defining criterion: that they be testable . … If the results support the hypothesis, then the hypothesis is a useful basis for further experiments.

What is a possible explanation called?

An hypothesis (plural, hypotheses ) is a proposed explanation for a given set of facts or observations.

Which hypothesis can be tested?

All analysts use a random population sample to test two different hypotheses: the null hypothesis and the alternative hypothesis. The null hypothesis is usually a hypothesis of equality between population parameters; e.g., a null hypothesis may state that the population mean return is equal to zero.

What is a well-tested evidence based explanation of why something occurs?

A theory is an explanation of what and why things happen. A hypothesis is a prediction of what will happen based on a theory. Theories are tested by the hypothesis and predictions based on the theory.

What is a possible answer to a scientific question based on evidence that can be tested?

A hypothesis is a possible answer to a scientific question. Evidence is any type of data that may either agree or disagree with a prediction. The more evidence that supports a hypothesis, the more likely the hypothesis is to be true.

What is hypothesis explain?

A hypothesis is an assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true. … In non-scientific use, however, hypothesis and theory are often used interchangeably to mean simply an idea, speculation, or hunch, with theory being the more common choice.

What is a well-tested explanation for a broad set of observations?

In science, the word “theory” applies to a well-tested explanation that unifies a broad range of observations and hypotheses and that enables scientists to make accurate predictions about new situations.

Does a hypothesis have to be tested?

A hypothesis is an educated guess or prediction about the relationship between two variables. It must be a testable statement; something that you can support or falsify with observable evidence. The objective of a hypothesis is for an idea to be tested, not proven.

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What's a tentative explanation?

A tentative explanation would be a theory that has not been tested completely. A theory makes predictions about what should happen. Scientific investigations begin with a hypothesis or prediction about what will happen based on the ideas contained in a theory.

How do you test a hypothesis?

State your research hypothesis as a null (Ho) and alternate (Ha) hypothesis.
Collect data in a way designed to test the hypothesis.
Perform an appropriate statistical test.
Decide whether to reject or fail to reject your null hypothesis.

How is a hypothesis tested in science?

Scientists then test hypotheses by conducting experiments or studies. … The purpose of an experiment is to determine whether observations agree with or conflict with the expectations deduced from a hypothesis.

How research uses hypothesis testing?

Hypothesis testing is a systematic procedure for deciding whether the results of a research study support a particular theory which applies to a population. Hypothesis testing uses sample data to evaluate a hypothesis about a population.

What is a scientific question that is tested by an experiment?

A testable question is one that can be answered by designing and conducting an experiment.

What scientific questions are tested?

A testable question is one that asks about objects, organisms, or events found in the world around us. It can be answered through experiment, observation, or other data collection by analyzing measurable data and evidence.

What is a possible explanation to a problem that has not yet been tested?

1. Hypothesis: A possible explanation to the question or problem. It is simply a prediction and has not yet been proven or disproven.

What is the term that describes a tested explanation of a natural phenomenon that has become widely adopted?

A tested explanation of a natural phenomenon that has become widely adopted is a scientific. theory. If experimental results do not match their predictions, scientists generally will. revise their working hypothesis.

What could be described as a well tested explanation of a natural phenomenon?

A scientific theory is a well-tested, broad explanation of a natural phenomenon. In everyday life, we often use the word theory to mean a hypothesis or educated guess, but a theory in the context of science is not simply a guess—it is an explanation based on extensive and repeated experimentation.

What is a well tested explanation of a law or principle that has been verified by rigorous testing?

Scientific Theory. A well tested explanation for an observable phenomena based on data. (evolution, Newtonian physics, quantum theory, etc) Does not become a law. Scientific Method.

What is a scientific explanation for a set of observations that can be tested?

A hypothesis is a possible explanation for a set of observations or an answer to a scientific question. A hypothesis must be testable and measurable.

Which term can best be defined as a thorough explanation of a broad set of observations that are strongly supported by many different lines of evidence?

Theories, on the other hand, are broad explanations for a wide range of phenomena. … To be accepted by the scientific community, a theory (in the scientific sense of the word) must be strongly supported by many different lines of evidence.

What is an experimentally confirmed description of the natural world?

Scientific Hypothesis. A testable explanation for an observable phenomenon. Scientific Law. An experimentally confirmed description of the natural world. Also knows as a principle.

What is a hypothesis for kids?

What Is a Hypothesis? … When you answer questions about what you think will happen in a science experiment, you’re making a hypothesis. A hypothesis is an educated guess, or a guess you make based on information you already know.

What is hypothesis in research with example?

For example, a study designed to look at the relationship between sleep deprivation and test performance might have a hypothesis that states, “This study is designed to assess the hypothesis that sleep-deprived people will perform worse on a test than individuals who are not sleep-deprived.”

Why is there a need for a theory to be tested?

The purpose of theory testing is to verify the validity of a presented hypothesis about the theoretical structure of theory in empirical reality [3, 10]. A theory should be corrected or completely rejected if it does not receive support from the empirical data.

Can a theory be proven?

The evolution of a scientific theory A scientific theory is not the end result of the scientific method; theories can be proven or rejected, just like hypotheses. Theories can be improved or modified as more information is gathered so that the accuracy of the prediction becomes greater over time.

Why hypothesis testing is important?

Hypothesis testing allows the researcher to determine whether the data from the sample is statistically significant. Hypothesis testing is one of the most important processes for measuring the validity and reliability of outcomes in any systematic investigation.

Is a tentative explanation to a scientific question that can be tested?

A hypothesis is a tentative explanation that can be tested by further investigation. A theory is a well-supported explanation of observations. A scientific law is a statement that summarizes the relationship between variables. An experiment is a controlled method of testing a hypothesis.

Why do scientists search for explanation of phenomena?

For an engineer, phenomena have to do with a problem that may be solved by extending their knowledge of science. … So scientists take their observations of events and ask questions about them, then test hypotheses related to those questions, to create new evidence-based knowledge.