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Hypothesis - Wikipedia, the free encyclopedia
A hypothesis (from Greek ; plural hypotheses ) is a proposed explanation for an observable phenomenon. The term derives from the Greek, hypotithenai meaning "to put under" or "to supp...
en.wikipedia.org/wiki/Hypothesis |
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Analysis of Competing Hypotheses - Wikipedia, the free encyclopedia
The Analysis of Competing Hypotheses (ACH) provides an unbiased methodology for evaluating multiple competing hypotheses for observed data. It was developed by Richards (Dick) J. Heuer, Jr., a 45-ye...
en.wikipedia.org/wiki/Analysis_of_Competing_Hypotheses |
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Teaching Strategies for Hypotheses ... Some years ago, I found a nice short lesson on hypotheses that really allows the student to get a handle on this process skill. The book was Patterns and Processes by the BSCS group who wrote this edition for middle school'ers.
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Writing Hypotheses: a student lesson ... When Are Hypotheses Used? ... How Are Hypotheses Written?
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"Hypotheses are single tentative guesses--good hunches--assumed for use in devising theory or planning experiment, intended to be given a direct experimental test when possible." (Eric M. Rogers, "Physics for the Inquiring Mind." (Princeton University Press, Princeton, NJ, 1966)
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Not all studies have hypotheses. Sometimes a study is designed to be exploratory (see inductive research). There is no formal hypothesis, and perhaps the purpose of the study is to explore some area more thoroughly in order to develop some specific hypothesis or prediction that can be tested in future research.
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h. testing — a standard practice using statistical methods, usually analytical observational studies, to differentiate between two hypotheses. For example, the user assumes that vaccination against a particular disease reduces the prevalence of the disease, then tests that hypothesis.
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What do scientists do? Scientists test hypotheses. ... What is a hypothesis? It is a guess about why something is the way it is. It might be right, but most hypotheses are not. ... It is the ability to carefully try to reject hypotheses using data until the best hypothesis or hypotheses are left standing.
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A theory is an explanation of a set of related observations or events based upon proven hypotheses and verified multiple times by detached groups of researchers. One scientist cannot create a theory; he can only create a hypothesis.
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When a hypothesis involves multiple explanatory variables, do hypotheses have to be written for each variable? ... In this case there would by hypotheses about the effect (or lack thereof, in the case of the null hypothesis) of type of teaching, hypotheses about the effect of disability, and another hypothesis about...
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