Alternative Hypothesis


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Alternative Hypothesis

A hypothesis the tester wishes to prove. When testing a hypothesis, a scientist often begins with an alternative hypothesis and a null hypothesis, which cannot be true. He/she then attempts to prove the alternative hypothesis, often by trying to prove the null hypothesis false.
References in periodicals archive ?
Taking into account these results and initial data, we rejected the null hypothesis of D and accepted the alternative hypothesis.
Hence we reject the null hypothesis that "There is no significant correlation between users' perception of the level of maintenance of a particular dwelling and the prevalent level of user satisfaction" and accept the alternative hypothesis that "There is significant correlation between users' perception of the level of maintenance of a particular dwelling and the prevalent level of user satisfaction".
This belief or opinion is stated as the alternative hypothesis.
The alternative hypothesis of the test is that IPAs are more efficient than G/Ss, and test results of the consumer model using both the collective frontier and cross-frontier methods are presented in Tables 5 and 6.
Since the computer-assisted-instruction program, CornerStone, did incorporate three of the mechanisms that have been shown to increase learning, the alternative hypothesis to the first null hypothesis was [H.
Carlson and Mitchener argue that an alternative hypothesis can reconcile these seemingly disparate findings.
The null hypothesis was rejected and the alternative hypothesis was accepted.
A disconfirmatory strategy is the the search for or gathering of information that would support an alternative hypothesis that is contradictory to the original hypothesis.
Table 1 presents the ADF and the PP tests for the null hypothesis that each series contains a unit root against the alternative hypothesis that it does not.
He admits the paucity of documentary evidence, but, arguing that this is "an intellectually liberating condition" (104), uses Irish Pilgrimage to propose an alternative hypothesis.
An alternative hypothesis, that males live longer than females (which would lead to greater cumulative probability of infection), is inadequate (Kuenzi et al.
b], was tested against the alternative hypothesis, [H.
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