level of significance

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level of significance

[′lev·əl əv sig′nif·i·kəns]
(statistics)
For a test, the probability of false rejection of the null hypothesis. Also known as significance level.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
If policymakers are more concerned with Type II errors (false negatives), then an appropriate policy prescription appeals to higher levels of significance as the relevant thresholds.
The mean differences were significant at both 0.05 and 0.01 levels of significance. Thus, there is a significant difference in the perception of students and staff on the availability of Internet access in the library.
Table 2 shows that in the complete period there were abnormal returns on Monday, Wednesday and Friday with levels of significance of 10%, 5% and 5%, respectively.
A survey of undergraduates starting university in 2001 confirmed, to high levels of significance, earlier research with the 2000 class.
Levels of significance were measured using tests of proportions, not t tests, as indicated.
While for the most part the stories focus on the more mundane events of individual lives, the foregrounding of narrativity inevitably suggests larger social levels of significance. There are no explicit references to the looming event of Hong Kong's return to the mainland, and indeed few allusions at all to political or historical events, but the themes of unstable identity or the difficulty of narrating experience constantly hint at such larger contemporary issues.
Collison is quite alert to these several levels of significance, and he deals with them clearly, fully and without padding.
Slake and the combination of stoniness and rock outcrop entered the model with high and low levels of significance (0.01 and 0.1, respectively).
All levels of significance well exceeded the .05 level.
The next screen lists the possible interactions at five levels of significance, with the highest being "major severity with strong documentation," and the lowest, "minor severity and lower levels of documentation." The user then chooses which level of interaction to examine.
Table III lists the post hoc Bonferroni levels of significance. As the table indicates, the exact levels of significance varied pairwise but, in general, young and middle-aged subjects differed from old and elderly subjects.
This value is less than the critical value at both the 5 percent and 1 percent levels of significance, which results in acceptance of the null hypothesis.