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JABBERWOCKY

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

It is from a nonsense poem in Through the Looking Glass (by British writer Lewis Carroll 1832

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JACKKNIFE

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

a procedure of taking repeated subsamples from a data source. This procedure empowers the estimating of standard errors and confidence intervals.

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JACKSON'S LAW

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

the principle stating that when mental deterioration results from brain disease, the higher and recently developed functions are lost first.

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JACKSONIAN MARCH

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

An older name for clonic motor movements in one region or side of the body that start in one muscle group and then move systematically to adjacent motor groups.

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JACTITATION

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

restlessness expressed in tossing about . Also called jactation

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JAMES-LANGE THEORY

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

This theory hypothesizes that there are many psychological responses as there are different intra-psychic feelings and that each of these responses precedes rather than follows the feeling.

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JAMES, WILLIAM

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

He was the the most influential psychologist of his time he taught many students who contributed to the development of American psychology and helped to shape the field of psychology in its early decades.

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JANET'S TEST

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

tactile-sensibility test in which participants respond affirmatively or negatively when asked if they feel the touch of the examiner's fingers.

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JANIS-FEYERABEND HYPOTHESIS

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

the belief that persuasive discourse is truly effective in case an individual refutes positive arguments on the other side of a question before answering negative attacks on one's own side.

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JAPANESE MANAGEMENT

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

management style in Japan in the 1980s stressing continuous improvement in quality, cnsensus decision making and acute inventory systems

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