main effect


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main effect

[¦mān i′fekt]
(statistics)
The effect of the change in level of one factor in a factorial experiment measured independently of other variables.
References in periodicals archive ?
Therefore, simple main effects were run separately on weight and speed for HR.
Significant main effects of both treatment and time in RF (Figure 5), and a significant main effect of time in SM (Figure 6) were observed (p < 0.
For BMD, after only 2 wks there was a main effect of jump training, but the diet did not (P=0.
For seeding rates, main effect 20 kg ha-1 (S3) produced significantly higher CP (0.
With regard to total FA on new pairs (table 1), a mixed ANOVA of 2 groups x 2 materials only showed a significant main effect of the variable groups ([F.
The steep effect lines obtained for the BC implies that there was strong two ways interaction between the main effect of B and C.
There was a significant main effect of congruency F(1,13) = 48.
The main effect plots are graphs of the marginal response averages compressive strength and permeability at the levels of the content and particle size of the rice husk.
The main effect of the proposals to be discussed by Durham County Council's Cabinet on November 19 would be to change the lower age at Leadgate Junior School from seven to three and close Leadgate Infant and Nursery School on March 31, 2015.
For attitude toward condom use with main partners, there was a main effect of perceived susceptibility, F(1, 156) = 20.
The power to detect moderator effects at the student, cluster, or site level in CRTs has received much less attention in the literature than the power for the main effect of treatment.