OpenBook Yamane Calculator OpenBook Yamane Calculator (OY Calculator, 2022) is a free online sample size calculator developed to help research students or other researchers from various fields worldwide, having problem …
ACADEMIC PROJECT, QUESTIONNAIRE RELIABILITY CHECKING, SPSS DATA ANALYSIS, PLAGIARISM CHECKING, BOOK BINDING, BOOKS SALES, E-BOOKS DOWNLOADING, BOOK LAYING AND INDEXING, ISBN BARCODE IMAGE GENERATION, AND BOOK PUBLISHING OpenBook …