The phrase "a formal test of" is correct and usable in written English.
It can be used when referring to an official or structured assessment of a particular subject, skill, or concept.
Example: "The researchers conducted a formal test of the new educational program to evaluate its effectiveness."
Alternatives: "an official assessment of" or "a structured evaluation of".
We also ran a formal test of the joint null hypothesis that α i = β i for i = 0,…,5.
The analysis in this paper is not considered a formal test of the LOP as co-integration analysis would be the preferred choice for such an analysis.
In particular, we consider the ability of a standard search model, fit to an experimental control group, to match the program group as a formal test of the model.
In keeping with our discussion above, we estimate a logit model based on equation 2 for each ethnic group, but with the cost of a lack of a formal test of whether the coefficients differ among the groups.
The same study reported that 42% of fellowships formally tracked the number of ECGs interpreted by their trainees; 58% performed a formal test of ECG competency during the training programme.
Because we lacked replicated values of connectivity for given values of natural vegetation, a formal test of lack-of-fit of a simple linear model (Kutner et al. 2004) was not possible.
A formal test of gene conversion between the sequenced alleles of Cpr67Fa1 and Cpr67Fa2 was done with the RDP2 program.
A formal test of lateralisation confirmed these findings, showing right lateralised activations in pSTS and PT for Local Global (Figure S3, see also Figure S1).
A formal test of the interaction between gender and number of years lived in Tijuana regressed on HIV infection was statistically significant (p = 0.03).
There has never been a formal test of the hypothesis that the density of territorial S. planifrons is predator-limited when sufficient preferred habitat is available.
As a formal test of the hypothesis that the variation in the DRD4 gene moderates the association between risk at birth and maternal behavior, we regressed mothers' observed sensitivity on risk at birth and their DRD4-III polymorphism (both centered, 7-present was coded 1, and 7-absent −1), as well as the centered interaction term.
