TY - BOOK ID - 128102565 TI - Statistical methods applied to education : a textbook for students of education in the quantitative study of school problems PY - 1917 PB - Boston (Mass.) : Houghton Mifflin, DB - UniCat KW - Education KW - Statistics KW - Graphic methods. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128102565 AB - ER -