Y

n23

YERKES, ROBERT MEARNS (1876- 1956)

During his years as a graduate student at Harvard, Yerkes shifted from an early interest in medicine to research on

YOHIMBINE

a stimulus alkaloid stemming from the bark of the African tree Pausinystalia yoliimbe and from Rauwolfia serpentina root. It serves

YOKED CONTROL

an experimental process modeled to guarantee that stimulant displays happening within the same pattern with regard to time or actions.

YOKED-CONTROL GROUP

research subjects in a control group who are subject to some of the same encounters as subjects in the experimental

YOUNGBERG V ROMEO

the original lawsuit which grew from the Pennhurst consent decree. With regard to this action, the United States Supreme Court

YOUNG-HELMHOLTZ THEORY OF COLOR VISION

a theory to describe color vision with regard to elements or procedures sensitive to three various portions of the spectrum

Y CHROMOSOME

the sex chromosome which is accountable for ascertaining maleness in human beings and other mammals. The body cells of normal

YOUTH COUNSELING

counseling which supplies guidance, data, and advisement to youths, generally in early childhood up to the teenage years. Youth counseling

YANTRA

noun. a visual pattern that attention is centered upon in concentrative meditation.

YOUTH CULTURE

1. a culture which puts a great value on youth, physical wellbeing and beauty, and the morals, tastes, and practices

YATES CORRECTION

an alteration for continuity utilized in calculating chi-square in effort to enhance the correctness of the examination.

YULE'S Q

a gauge of correlation for two dichotomous variants.

YAWNING

the act of pulling in a volume of air via the mouth which is much bigger than that inspired in

Y-AXIS

noun. the vertical axis on a graph.

YERKES, ROBERT MEARNS

American psychobiologist. Earning his doctorate at Harvard University in 1902 under the instruction of Hugo Monsterberg, Yerkes stayed there as

YERKES-DODSON LAW

a law postulating that the association between drive and action can be signified by an inverted U-curve .

YERKISH

noun. a language composed of geometric shapes which has been taught to non-human primates in analyses of language learning and

YES-NO JUDGMENT TASK

with regard to psychophysics, a signal detection job wherein involved parties undergo a sequence of trials wherein they must judge

YIN AND YANG

with regard to Chinese philosophy, the two converse, but complementary aspects of the basic standards overseeing the world. Initially, the

Y-LINKED INHERITANCE

a type of sex-connected inheritance wherein a recessive trait is genetically transposed through a sole gene on the y chromosome.