Constructing and providing content validity evidence through the Aiken's V index based on the experts' judgments of the instrument to measure mathematical problem-solving skills

• Main Authors: Nia Kania (Author), Yaya S. Kusumah (Author), Jarnawi Afgani Dahlan (Author), Elah Nurlaelah (Author), Ferit Gürbüz (Author), Ebenezer Bonyah (Author)
• Format: Book
• Published: Universitas Negeri Yogyakarta, 2024-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Test content-based proof of validity is a type of evidence that supports the validity of a measuring instrument. This research aims to develop a mathematical problem-solving assessment instrument utilizing five experts. This study is classified as developmental research and follows a research design...