“…The third step was to analyze the data obtained in the form of quantitative results from the evaluation of 7 experts on a 4-point scale and qualitative suggestions from 7 experts (Yudhistira & Tirtawirya, 2021). To calculate the content validity through Aiken's V coefficient, was used to Salafi, M.I.E., Suherman, W.S., Suhartini, B., Antoni, M.S., Pratama, K.W., Nurfadhila, R., Nugroho, W., & Miftachurohmah, Yu. (2023) determine the criteria for the modification or elimination of the variables (Aiken, 1985(Aiken, , 1980Penfield & Giacobbi, 2009;Torres-Luque et al, 2020).…”