alternative hypothesis

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alternative hypothesis

[ȯl¦tər·nət·iv hī′päth·ə·səs]
(statistics)
Value of the parameter of a population other than the value hypothesized or believed to be true by the investigator.
References in periodicals archive ?
The null and alternative hypotheses about the relationship between rebounds and points scored in the population was written as
It is also possible in this experiment that participants that did not believe in ESP would have discounted the experimental instructions and perhaps been more likely to formulate and test alternative hypotheses which could have blocked the effect of the reinforcement contingency.
she explains, "Whereas you are not likely, when presented with data, to say to yourself mechanically and formally, 'Hmmm, I must consider alternative hypotheses, even though I can't seem to think of any right now.
To help students, there is a summary that precedes each article, and an epilogue to help them work through analyzing the evidence, with suggestions like "consider alternative hypotheses.
The treatment attempts to normalize the patient's experience by describing psychotic symptoms as an extreme response to stress, encourages the patient to apply real-world knowledge and entertain alternative hypotheses for delusions, and reduces shame and stigma.
We have probed the alternative hypotheses rigorously to see if there is any other plausible explanation that fits the facts.
These dependent variables were also examined in relation to confidence in the hypotheses, the number of alternative hypotheses, and whether the alternative hypotheses were complementary or contradictory to the original hypothesis.
SOCIAL AND REPRODUCTIVE BIOLOGY OF THE PRAIRIE VOLE: TESTING OF ALTERNATIVE HYPOTHESES.
They also cite limitations of the study that could suggest alternative hypotheses, however.
Several Tests for Model Specification in the Presence of Alternative Hypotheses.
For each test, the organizational forms associated with the null and alternative hypotheses are given.
Dwyer recommended use of the concept of prior probability: the strength of a hypothesis is inversely proportional to the number of alternative hypotheses available.

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