The data in the literature of time perception indicate the" conflicting nature of the findings of
different experimenters [and] the mentalistic nature of the data." Attention is directed to …

The problem of the measurement of the degree of attention has for some time been
recognized by writers of the highest authority as one of the central problems of experimental …

McGeoch's definition, that learning, as we measure it, is a change in performance with
practice, is regarded as acceptable with the added distinction between past and future …

The author's problem here is" to explore… the constant and variable errors made in
reproducing intervals of time… to determine the relationship between these errors and the …

By means of a chronoscopic set-up it was found that the temporal rate of one sound in 800
sigma resulted in the smallest variation in the errors of synchronization. As practice …

The primary object of the present investigation is to make a comparative study of the mental
associations of children and adults. It is a study in group psychology, one group being that of …

Data on the comparison of empty intervals with a standard of 1000 sigma show marked
changes in the time-order errors during one 55-minute sitting, and these are cumulative from …

Medical conditions with effective therapies are usually managed with objective
measurement and therapeutic targets. Parkinson's disease has effective therapies, but …

Experiments in discrimination or comparison are usually conducted by repeatedly
presenting to a subject pairs of stimuli, one of which, called the standard, remains the same …

In this experiment three groups were used: the control group, the practiced group, and the
trained group. All three took the end tests (memorizing poetry, memorizing prose, facts …