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How would you go about testing the hypothesis that beriberi is caused by a deficiency of thiamine?
Wiki User
∙ 11y ago
Dr. Eijkman noticed that chickens had eaten wholegrain rice, but during the testing of why patients had this so called disease beriberi, he figured out that the rice the chickens were fed was polished rice. He later researched the interesting case and found that polished rice lacked thiamine, a vitamin necessary for good health.
hope this helps you! :)
Wiki User
∙ 11y ago
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The scientific method uses observation ans which other process to answer questions?
Observation, hypothesis development, predictions from the hypothesis, testing, conformation or falsification of the hypothesis.
Deficiency of which of the following causes xerophthalmia?
Hello, I see you are asking "What are the causes for cps deficiency?" CPS1 deficiency is caused by alterations in the CPS1 gene and is inherited in an autosomal recessive pattern. Diagnosis is based on symptoms, laboratory testing, and genetic testing. You can also visit this site - digestive tract health. com/condition/cps-deficiency/c/7434
Do scientists consider hypothesis as being a fact?
No. In science, facts are those phenomena which can be consistently observed and measured. A hypothesis is a testable, educated guess about what sort of rules might govern the behavior of the observed phenomena. Once a hypothesis is formed, it is then tested to determine how well it fits teh phenomena, and whether it can therefore provide a useful means of predicting the behavior of similar phenomena. If the hypothesis fails to provide an explanation with verifiable predictive power, it is rejected, and a new hypothesis is formed, then that new hypothesis is tested. If the hypothesis is verified -- testing shows that it does provide a useful explanation of teh phenomena with some predictive power -- then it may eventually become a _theory_, providing it stands up to repeated testing, and is not falsified (and therefore rejected). A theory represents a well-tested explanation for how a particular phenomenon or particular phenomena behave. All of the "testing" refered to above will be carried out according to the _scientific method_. So a "theory" is not a fact, but an -explanation- for observed facts. And a "Hypothesis" is a working model for a theory, a model awaiting testing, or in the process of being tested.
When making a guess and retesting information this is called what?
making a guess is called forming a hypothesis testing is called experimentation or collecting data
The results you expect when you test hypothesis?
You are supposed to assume/expect that nothing happens, or the norm happens. E.g. if you are testing if plants grow more in light, you assume they dont, then see if that expectation is consistent with the result.
What is the difference between forming a hypothesis and testing a hypothesis?
forming a hypothesis is when you come up with an educated guess.. what you think it may be . testing a hypothesis is when you're testing to see if someone else's guess is right.
What is the act of testing a hypothesis?
examining/ experimenting/ testing/ verifying... it depends on the type of hypothesis to an extent I think.
What is the difference between a hypothesis a theory and a conclusion drawn from hypothesis testing?
A hypothesis is a suggestion of a way to explain something. If the hypothesis is tested and confirmed, it can advance to the status of theory. The conclusion of testing a hypothesis will be either that the hypothesis is confirmed, or it is not confirmed.
What is the purpose of controlling the environment when testing a hypothesis?
The purpose of controlling the environment when testing a hypothesis is ultimately to get a reliable result to the study.
What is Hypothesis Testing of Type I Error?
Rejecting a true null hypothesis.
How do you decide whether to use a z test or a t test when testing a hypothesis about a population mean?
You use a z test when you are testing a hypothesis that is using proportions You use a t test when you are testing a hypothesis that is using means
What is a procedure for testing a hypothesis?
an experiment
How is a scientific hypothesis evaluated?
By testing.
Which comes last in the scientific method a developing a theory b proposing a hypothesis c conducting an experiment d testing a hypothesis?
Testing experimentally a hypothesis is the last step.
Testing of Hypothesis?
A hypothesis is a proposed explanation which scientists test with the available scientific theories. There are four steps to testing a hypothesis; state the hypothesis, formulate an analysis plan, analyze sample data and interpret the results.
What process is involved in all testing of hypothesis?
the process is to know what they hypothesis means
What is Hypothesis Testing of Power?
The probability of correctly detecting a false null hypothesis.
