Criado por Amrit Bhogal
aproximadamente 9 anos atrás
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Questão | Responda |
Analysis of variance | Independent variable is categorical |
Between-groups independent variable | Independent variables involve different groups of participants, each of whom is tested once - participants are assessed at one of two levels of the independent variable |
repeated-measures independent variable | e independent variable involve the same participants, each of whom is tested more than once - at both levels (treatment and control) of independent variable |
In analysis of variance, what ratio is used to test whether an independent variable is statistically significant | F ratio |
When is the independent variable statistically significant? | An independent variable is statistically significant when the calculated F ratio is greater than, or equal to, a critical F ratio. |
How is the mean square calculated | sum of squares divided by the degrees of freedom |
A statistically signifcant F ratio indicates... | that levels of the independent variable difer by more than chance |
A common method of performing pairwise comparisons | bonferroni minimum signifcant diference (MSD) |
Referring to the MSD when are a pair of means statistically different | when the absolute value of the diference between them is greater than, or equal to, the bonferroni minimum signifcant diference |
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