Excerpt from Yale Psychological Studies, Vol. 2: No. 2 A study (i) of the effects of practice on singing tones at two. Different pitch levels near the upper and lower limits of the range of the male voice; and (2) of the relation of these activities to discrimination of tones. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Excerpt from Studies From the Yale Psychological Laboratory, Vol. 2: Issued on November 1st, 1894 In making measurements we are subject to errors which can be classed as: 1. Errors of scale, 2. Errors of Observation, 3. Errors of definition, 4. Errors of number, 5. Errors of calculation. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.