Glossary N

Null hypothesis the hypothesis alternative to a primary hypothesis, stating that there is no relationship between the independent variable and the dependent variable. In a hypothesis test, Null hypothesis is a statement about the population(s) or treatments being studied that says there is no change, no effect, no difference, or no relationship.

Null results refer to an experimental outcome in which the dependent variable is not influenced by the independent variable

Null-subject Parameter refers to a grammatical feature that specifies whether a language permits sentences without subjects. Null-subject parameter is also called the Pro-drop parameter.

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Deutsch: Zahl / Español: número / Português: número / Français: nombre / Italiano: numero

The concept of number in psychology extends far beyond its mathematical definition, encompassing cognitive processes, symbolic representations, and even emotional associations. Numbers influence human perception, decision-making, and social behavior, making them a critical subject in psychological research. This article explores the multidimensional role of numbers in psychology, from numerical cognition to their impact on everyday life.

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Numbness in Psychology: Understanding, Examples, Recommendations, and Healing

Understanding Numbness:

Numbness, in the context of psychology, refers to a state of emotional or psychological detachment, often characterized by a lack of feeling, responsiveness, or emotional connection to one's own experiences or to the experiences of others. This phenomenon can manifest in various ways and can have significant implications for mental health and well-being.

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Numerical summarization the use of numbers to describe performance on an assessment.

Numerosity is defined as the ability to determine quickly the number of items in a set without counting.

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Nuremberg Code refers to a set of ten (10) guidelines for the ethical treatment of human participants in research. The Nuremberg Code, developed from the Nuremberg Trials in 1947, laid the groundwork for the current ethical standards for medical and psychological research.