TY - RPRT TI - Fixed effects vs random effects: estimating variance components from mean squares. AU - A Whimbey AU - G M Vaughan AU - M M Tatsuoka PY - 1967 DO - 10.2466/pms.1967.25.2.668 UR - https://pubmed.ncbi.nlm.nih.gov/6083053/ ID - 6083053 ER -