"practically significant" is correct and can be used in written English.
You could use the phrase when describing something that is relevant in a practical, real-world way. For example, "The new safety regulations are practically significant for the workers' health."
The statistical significance does not prove practical importance, but a practically significant effect should not be claimed unless it is statistically significant [14].
Means were compared between respondents of urban and rural background using the Student t test – only one comparison (opportunity for procedural work) reached statistical significance and is probably not practically significant.
statistically significant (p-value <0.01 or less, corresponding to a significance level of at least 2) Figure 7 Toxicity optimization: statistically and practically significant transformations.
And is the inference/imputation problem likely to be practically significant?
Any little victories achieved within the shadow of that war, such as the one at Le Chambon, were morally, not practically significant.
For Canadian teams, the marginal value of an additional regular-season win is about $1,400 per game (or $60,000 per season), which is not statistically or practically significant.
Figure 11 CYP inhibition optimization: statistically and practically significant transformations.
Research on machinery condition monitoring and fault diagnosis are practically significant [1, 2].
However, the observed misfit was not practically significant for any of the data sets.
The effect of Nindv and its interactions were smaller than 10%, which is statistically but not practically significant.
The two-factor interactions, namely Proc Top, Proc Pop, and Rate:Sel, were statistically and practically significant.
