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A two-tailed test applied to the normal distribution. A one-tailed test, showing the p-value as the size of one tail. In statistical significance testing, a one-tailed test and a two-tailed test are alternative ways of computing the statistical significance of a parameter inferred from a data set, in terms of a test statistic. A two-tailed test ...
For example, you would use a two-tailed test if one random sample was 15 quarter horses and the second sample was 15 sires or dams of those same horses. A one-tailed test is appropriate if no known relationship exists between the samples, for example, two random samples of 15 unrelated quarter horses. -- 206.208.110.32 20:58, 17 August 2005 ...
In Dunnett's test we can use a common table of critical values, but more flexible options are nowadays readily available in many statistics packages. The critical values for any given percentage point depend on: whether a one- or- two-tailed test is performed; the number of groups being compared; the overall number of trials.
LeBron James set yet another record on Friday as he surpassed the legendary Michael Jordan’s mark for the most 30-point games in NBA history, breaking the milestone in the Los Angeles Lakers ...
The null hypothesis of Boschloo's one-tailed test (high values of favor the alternative hypothesis) is: : The null hypothesis of the one-tailed test can also be formulated in the other direction (small values of favor the alternative hypothesis):
Though Arkansas State has only played Bowling Green one time previously in school history, Thursday’s showdown marked the 50th anniversary of their first meeting, which ended in a 17-0 win ...
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The minimum values of L for significance at the 0.05 level, one-tailed, with three conditions, are 56 for 4 subjects (the lowest number that is capable of giving a significant result at this level), 54 for 5 subjects, 91 for 7 subjects, 128 for 10 subjects, 190 for 15 subjects and 251 for 20 subjects..