| zwitter hypothesis | That an amphoteric molecule (e.g., an amino acid) has, at its isoelectric point, equal numbers of positive and negative charges, thus becoming a zwitterion. (05 Mar 2000) |
|---|---|
| frustration-aggression hypothesis | The theory that frustration may lead to aggression, but that aggression is always the result of some form of frustration. (05 Mar 2000) |
| Lyon hypothesis | <genetics> Hypothesis, first advanced by Lyon, concerning the random inactivation of one of the two X chromosomes of the cells of female mammals. In consequence females are chimaeric for the products of the X chromosomes, a situation that has been exploited in female Negroes (who are heterotypic for isozymes of glucose 6 phosphate dehydrogenase) as a means to confirm the monoclonal origin of papillomas and of atherosclerotic plaques. (20 Mar 1998) |
| null hypothesis |
a statement or conclusion that generally includes equality.
출처: www.gpsqtc.com/library/mnopq.shtml
|
|---|---|
| null hypothesis |
The proposal that no difference exists between groups or that there is no association between risk indicator and outcome variables. If the null hypothesis is true then the findings from the study are the result of chance or random factors. The overall purpose of a typical study is to "reject the null hypothesis. ...
출처: www.musc.edu/dc/icrebm/statisticalsignificance.htm...
|
| null hypothesis |
When performing an experiment to determine whether an item under examination results in significant difference from another approach, the null hypothesis states that there is no difference. The null hypothesis is usually identified as H0.
출처: www.cs.wpi.edu/~gpollice/cs562-s03/ExamDefinitions...
|
| null hypothesis |
In the ANOVA context, a statement that there is no difference among a set of true means. In other statistical settings, the statement similarly refers to an absence of interesting differences. Because observed means are estimates of the true values, statistical machinery is invoked to determine the validity of the hypothesis. The fallibility of data implies that some incorrect decisions are inevitable.
출처: instructional1.calstatela.edu/dweiss/Psy302/Glossa...
|
| null hypothesis |
the prediction that there is no relationship between your treatment and your outcome.
출처: www.socialresearchmethods.net/tutorial/Colosi/lcol...
|