This is to certify that the research article entitled:
Performance Excellence of a School using Six Sigma in Gumaca
authored by:
has been peer-reviewed and published in:
Psychology and Education: A Multidisciplinary Journal
Volume: 27
Issue: 7
Pages: 690-699
DOI: 10.5281/zenodo.14041572
Publication Date: November 6, 2024
ISSN: 2822-4353